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WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332 ROCHESTER - 62
ROCHESTER"4G, 4GC"
APPLICATIONCADILLAC (8 cyl) ....................... 1957-66CHECKER MOTORS (6 cyl) ....... 1965CHEVROLET (8 cyl ) .................. 1956-66CHEV./GMC TRUCK (8 cyl) ....... 1957-67OLDSMOBILE (8 cyl) ................. 1958-65PONTIAC (8 cyl) ......................... 1957-65STUDEBAKER (8 cyl) ................ 1965
ROCHESTER - 63 WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332
ROCHESTER4G, 4GC
1) FITTING-FUEL INLET ................................... SEE PAGE 692) GASKET-FUEL INLET FITTING ................... SEE PAGE 653) SCREEN-FUEL INLET ..................................4) RETAINER-PUMP ROD (Upper) ................... SEE PAGE 645) RETAINER-PUMP ROD (Lower) .................. SEE PAGE 646) ROD-PUMP ....................................................7) RETAINER-CHOKE ROD (Upper) ................ SEE PAGE 648) RETAINER-CHOKE ROD (Lower) ................ SEE PAGE 649) ROD-CHOKE ................................................. 50-2810) SCREW-FAST IDLE CAM ........................... 75-2211) CAM-FAST IDLE ..........................................12) RETAINER-INTER. CHOKE ROD ............... SEE PAGE 6413) ROD-INTERMEDIATE CHOKE ...................14) SCREW-STAT RETAINER ...........................15) RETAINER-STAT COVER PLAIN ................ SEE PAGE 6416) RETAINER-STAT COVER TOOTHED .........17) STAT COVER & SPRING ASSEMBLY .......18) GASKET-STAT COVER ............................... SEE PAGE 6519) PLATE-CHOKE BAFFLE ............................. SEE PAGE 6820) SCREW-CHOKE HOUSING ........................ **21) HOUSING-CHOKE & PISTON ASSY. .........22) GASKET-CHOKE HOUSING ...................... G21223) SCREW-IDLE VENT VALVE ....................... **24) SHIELD-IDLE VENT VALVE .......................25) VALVE-IDLE VENT ......................................26) SCREW-TRIP LEVER ................................. **27) LEVER-TRIP ................................................28) LEVER AND COLLAR-CHOKE ..................29) SCREW-BOWL COVER .............................. **30) SCREW-BOWL COVER .............................. **31) BOWL COVER ASSEMBLY ........................32) RETAINER-PUMP PLUNGER ..................... SEE PAGE 6433) PUMP PLUNGER ........................................ SEE PAGE 6834) BOOT-PUMP PLUNGER ............................. G42935) PIN-FLOAT HINGE ...................................... SEE PAGE 6636) FLOAT & LEVER ASSY. ..............................37) PIN-FLOAT HINGE ...................................... SEE PAGE 6638) FLOAT & LEVER ASSY. ..............................39) NEEDLE, SEAT & GASKET ASSY. ............ SEE PAGE 6940) NEEDLE, SEAT & GASKET ASSY. ............ SEE PAGE 6941) SCREEN-NEEDLE & SEAT STRAINER .....42) GASKET-BOWL COVER ............................ SEE PAGE 6743) POWER PISTON ASSEMBLY ....................44) POWER PISTON WITH FLOAT ..................45) SPRING-POWER PISTON ..........................46) SPRING-FLOAT BALANCE ........................47) SCREW-VENTURI CLUSTER ..................... **48) SECONDARY VENTURI CLUSTER............49) GASKET-VENTURI CLUSTER ................... G57650) JET-MAIN METERING ................................ 120-Series51) SCREW-VENTURI CLUSTER .....................52) PRIMARY VENTURI CLUSTER ..................53) GASKET-VENTURI CLUSTER ................... G57654) INSERTS-MAIN WELL ................................55) JET-MAIN METERING ................................ 120-Series56) VALVE & GASKET ASSY.-POWER ............57) SPRING-PUMP RETURN ............................ SEE PAGE 6658) BALL-PUMP INTAKE .................................. SEE PAGE 6459) GUIDE-PUMP DISCHARGE BALL ............. 85-1860) SPRING-PUMP DISCHARGE BALL ........... SEE PAGE 6661) BALL-PUMP DISCHARGE .......................... SEE PAGE 6462) SCREW-IDLE COMPENSATOR VALVE ..... **63) VALVE-IDLE COMPENSATOR ...................64) GASKET-IDLE COMPENSATOR VALVE ... G36665) SCREW-THROTTLE BOBY ........................ **66) SCREW-THROTTLE BODY ........................ **67) THROTTLE BODY ASSEMBLY ..................68) GASKET-BODY THROTTLE ....................... SEE PAGE 6668A) GASKET-BODY THROTTLE .................... SEE PAGE 6669) THROTTLE BODY ASSEMBLY ..................70) BOWL ASSEMBLY-FLOAT ......................... SEE PAGE 6471) NEEDLE-IDLE ADJUSTING .......................72) SPRING-IDLE ADJUSTING NEEDLE ........ SEE PAGE 6673) NEEDLE-IDLE AIR ADJUSTING ................74) SPRING-IDLE AIR ADJUSTING NEEDLE . SEE PAGE 6675) ROD-VACUUM CONTROL ..........................76) SCREW-VACUUM CONTROL .................... **77) VACUUM BRAKE CONTROL ASSY. .......... SEE PAGE 6978) STAT COVER & SPRING CHOKE ASSY. ...79) RETAINER-FILTER ......................................80) FILTER-AIR INTAKE ....................................81) THROTTLE RETURN CHECK ASSY. .........82) TORSION SPRING-FLOAT .........................
REF# NOMENCLATURE PART#
( 120- Series ) SEE JET CHART AT END OF ROCHESTER SECTION( ** ) REFER TO SCREW CATALOG
83-3CHECK BALL( 3/16" Lead )
90-13CHECK BALL( 3/16" Steel )
90-20CHECK BALL( 5/32" Alum. )
62-52ROD END
CLIP RETAINER
90-12CHECK BALL( 5/32" Steel )
85-50EXPANSION PLUG( 3/8" Aluminum )
62-48ROD CLIP
RETAINER 3/32"
62-56ROD
RETAINER
62-44ROD CLIP
RETAINER 1/8"
62-104ROD
RETAINER
85-202CHOKE COVER
RETAINER
85-60STAT COVER
RETAINER
85-297CHOKE COVER
RETAINER
85-48EXPANSION PLUG( 5/8" Aluminum )
Metering Jets
See Back OfRochester Section
90-19CHECK BALL( 3/16" Alum. )
62-85ROD
RETAINER
32-11COTTER PIN
3/64"X3/8"
62-58ROD
RETAINER
85-237CHOKE COVER
RETAINER
62-108THROTTLE ARMSTUD RETAINER
85-82PUMP DELAYER
SPRING RETAINER
85-93PUMP DELAYER
SPRING RETAINER
G622THROTTLE LEVER
GROMMET
G681RUBBER VENT
VALVE
ROCHESTER - 64WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332
ROCHESTER4G, 4GC
83-4CHECK BALL( 1/4" Lead )
90-5PUMP INLET
SCREEN
85-47EXPANSION PLUG( 9/16" Aluminum )
62-51ROD END
CLIP RETAINER
G429RUBBER PUMPSHAFT BOOT
54-7PUMP DISCHARGE
NEEDLE
85-18PUMP DISCHARGE
SPRING"T" GUIDE
62-53ROD END
CLIP RETAINER
80-5CHOKE & THROTTLE
PLATE SCREW( 6-32X5/16" )
80-42CHOKE COVER
SCREW( 8-32X5/16" )
30-71FUEL INLETSTRAINER
30-53FUEL FILTER
SINTERED BRONZE
30-70FUEL INLETSTRAINER
16-122IDLE ADJUSTING
SCREW( 10-32X1.311 )
22-17PLASTIC THROTTLE
LEVER BUSHING
62-47E-CLIP
RETAINER
16-28IDLE MIXTURE SCREW
( 10-32X1.592 )
0-50HIGH-SPEED
PASSAGE PLUG( 21/64" Aluminum )
75-22FAST IDLE
CAM SCREW
G652RUBBER CAP
5/32"
83-6CHECK BALL( 19/64" Lead )
.870
" L
engt
h
.560
" L
engt
h
ID 5/8"ID 27/64"
ID .885 OD 1.060
G1125FUEL INLET NUTGASKET ( Fiber )
.045 THK.
G778FUEL INLET NUT
GASKET ( Alum. + Rubber )
G385STRAINER NUT
GASKET ( Fiber )
ID .635 OD .812
.031 THK.
ID .875 OD 1.062
.031 THK.
G418FUEL INLET NUTGASKET ( Fiber )
G59FUEL INLET
GASKET ( Fiber )
G1502FUEL INLET NUT
GASKET ( Alum. + Rubber )
ID .889 OD 1.063
.020 THK.
.031 THK.
ID .885 OD 1.060
ID .410 OD .645
G494FUEL FILTER
GASKET ( Fiber )
.015 THK.
.031 THK.
G463WATER JACKETSCREW GASKET
85-28PLUNGER
WASHER ( Steel )
.010 THK.
ID .232 OD .569
.031 THK.
ID .312 OD .410
ID .268 OD .500
G405POWER VALVE
GASKET ( Fiber )
G1158PUMP DISCHARGE
NOZZLE GASKET ( Fiber )
.031 THK.
ID .350 OD .435
G365STEP UP JET
GASKET ( Fiber )
.031 THK.
ID .192 OD .322
.031 THK.
ID .200 OD .325
G495CHOKE HOUSINGGASKET ( Rubber )
.031 THK.
ID .187 OD .317
.031 THK.
G589CHOKE COVER
GASKET
ID 1.250 OD 1.468
G1205NEEDLE & SEAT
WASHER( Alum. + Rubber )
ID .319 OD .421
.026 THK.
G1032CHOKE COVER
GASKET
ID 1.975 OD 2.235
G175CHOKE COVER
GASKET
.046 THK.
.031 THK.
ID 1.975 OD 2.235
.046 THK.
G978CHOKE COVER
GASKET
ID 1.975 OD 2.235
ROCHESTER - 65 WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332
ROCHESTER4G, 4GC
G112BOWL STRAINER
NUT GASKET
G586FUEL INLET NUTGASKET ( Fiber )
ID .606 OD .856
.031 THK.
ID .855 OD 1.120
.031 THK.
G50NEEDLE & SEATGASKET ( Fiber )
.031 THK.
ID .309 OD .434
WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332 ROCHESTER - 66
ROCHESTER4G, 4GC
17-35BRASS PASSAGE TUBEOD .220"X1.128" Length
50-28INTERMEDIATE CHOKE
SHAFT ROD
17-34BRASS TUBE
OD .219"X1.401 Length
32-7FLOAT PIN
OD .093"X1.190" Length
32-27FLOAT PIN
OD .081X.380 Length
ID .204 .038 WIRE DIA.
.590LENGTH
66-44PUMP DELAYER
SPRING
66-16PUMP DISCHARGE
SPRING
66-37FUEL FILTER
INLET SPRING
ID .485 .037 WIRE DIA.
2.000LENGTH
ID .535 .025 WIRE DIA.
.940LENGTH
66-46PUMP PLUNGER
SPRING
ID .135 .010 WIRE DIA.
.930LENGTH
66-40PUMP DISCHARGE
SPRING
ID .125 .010 WIRE DIA.
66-15PUMP RETURN
SPRING
ID .375 .025 WIRE DIA.
1.465LENGTH
G212CHOKE HOUSING
GASKET
G576VENTURI CLUSTER
GASKET
G417THROTTLE LEVER
GASKET
G366IDLE COMPENSATOR
GASKET
G416GOVERNOR
BODY GASKET
G221THROTTLE BODY GASKET
1/32" THK.
G445THROTTLE BODY GASKET
1/32" THK
G688THROTTLE BODY GASKET
1/32" THK.
66-51IDLE ADJUSTINGSCREW SPRING
.680LENGTH
ID .385 .025 WIRE DIA.
1.580LENGTH
G524THROTTLE BODY GASKET
1/16" THK.
G530THROTTLE BODY GASKET
1/32" THK.
G325THROTTLE BODY GASKET
1/32" THK.
G664THROTTLE BODY GASKET
( Small Bore ) 1/32" THK.
G975THROTTLE BODY GASEKT
1/32" THK.
G443BOWL COVER GASKET
3/64" THK.
G426BOWL COVER GASKET
1/32" THK.
G374THROTTLE BODY GASKET
( Large Bore ) 1/32" THK.
G179BOWL COVER GASKET
1/32" THK.
G403BOWL COVER GASKET
1/32" THK.
ROCHESTER - 67 WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332
ROCHESTER4G, 4GC
ROCHESTER - 68WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332
ROCHESTER4G, 4GC
G262FLANGE GASKET
1/16 THK.
G402FLANGE GASKET
1/16" THK.
G368FLANGE GASKET
1/16" THK.
G373FLANGE GASKET
1/16" THK.
G390FLANGE GASKET
1/16" THK.
64-173BUNA
PUMP CUP
64-172BUNA
PUMP CUP
3/4"
.375
.375
43/64"
3.32
7 L
engt
h
2.92
4 L
engt
h
Buna Cupw/out Delayer Spring64-318
PUMP ASSEMBLY
Buna Cupw/out Delayer Spring64-319
PUMP ASSEMBLY
3.17
6 L
engt
h
21/32"
3.05
0 L
engt
h
3/4"
Buna Cupw/out Delayer Spring64-317 Buna Cup
w/out Delayer Spring64-316PUMP ASSEMBLY PUMP ASSEMBLY
3/4"21/32"
40-9COPPER CHOKEBAFFLE PLATE
40-2PLASTIC CHOKE
CAP
56-2POWER VALVE
ASSEMBLY
3.02
2 L
engt
h
Buna Cupw/out Delayer Spring64-315
PUMP ASSEMBLY
21/32"
66-32CHOKE THERMOSTAT
SPRING
31-526VITON NEEDLE &SEAT ASSEMBLY
( .119 Orifice )
31-523VITON NEEDLE &SEAT ASSEMBLY
( .101 Orifice )
G59FUEL INLET
GASKET ( Fiber )
ID.312 OD.410
.031 THK.
18-219NEEDLE
19FNOZZLE SEAT
GASKET ( Fiber )
ID.321 OD.441
.062 THK.
90-123REDUCERFITTING
ROCHESTER - 69 WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332
101-809ACHOKE PULL-OFF
ASSEMBLY
90-16-1CHOKE REPAIR
FITTING
102-1040CHOKE THERMOSTAT
ASSEMBLY
101-415CHOKE PULL-OFF
ASSEMBLY
101-609CHOKE PULL-OFF
ASSEMBLY
90-18-1CHOKE REPAIR
FITTING
ROCHESTER4G, 4GC
NUT7/16
7/16-24
5/16-245/16-24
NUT7/16
7/16-24
NUT3/4
90-42FUEL INLET
FITTING
5/8-20
1/2-20
90-42-1FUEL INLET FITTING
(Extra Threads)
1/2-20
5/8-20
NUT3/4
90-155FUEL INLET
FITTING
1/2-20
7/8-20
NUT1"
90-63FUEL INLET
FITTING
PIPE1/8
NUT5/8
1/4 PIPE
5/8-18
NUT3/4
1/4 PIPE
G59FUEL INLET
GASKET ( Fiber )
ID.312 OD.410
.031 THK.
18-219NEEDLE
19FNOZZLE SEAT
GASKET ( Fiber )
ID.321 OD.441
.062 THK.
90-43-1FUEL STRAINER
FITTING
NUT3/4
5/8-20
1/8 PIPE
WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332 ROCHESTER - 70
ROCHESTER"4MC, 4MV E4MC"
"E4ME, M4MC, M4MCA""M4ME, M4MEA, M4MEF"
( QUADRAJET )
BUICK (6,8 cyl) ...................................... 1966-90CADILLAC (6,8 cyl) ............................... 1967-90CHECKER MOTORS (8 cyl) .................. 1967-82CHEVROLET (6,8 cyl) ........................... 1965-90CHEV./GMC TRUCK (6,8 cyl) ............... 1968-89CHRYSLER (8 cyl) ................................ 1985-89DODGE (8 cyl) ....................................... 1985-89DODGE TRUCK (8 cyl) ......................... 1985-88OLDSMOBILE (6,8 cyl) ......................... 1966-90PLYMOUTH (8 cyl) ................................ 1985-89PONTIAC (6,8 cyl) ................................. 1965-90
APPLICATIONMARINE (8 cMARINE (8 cMARINE (8 cMARINE (8 cMARINE (8 cyl)yl)yl)yl)yl)
AEROCRUSADERDAYTONAMERCURY
OLDSMOBILEOMC
OWEMSPLEASURE CRAFTSALMON STYLES
LIMO. & COMM. CHASSIS 1978
APPLICATION
ROCHESTER - 71 WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332
( 120- Series ) SEE JET CHART AT END OF ROCHESTER SECTION( ** ) REFER TO SCREW CATALOG
1) FILTER NUT-FUEL INLET ............................. SEE PAGE 902) GASKET-FILTER NUT ................................... SEE PAGE 803) GASKET-FUEL FILTER................................. SEE PAGE 804) FILTER-FUEL INLET ..................................... 30-535) SPRING-FUEL FILTER ................................. SEE PAGE 75 & 766) SCREW-IDLE VENT VALVE ......................... **7) VALVE-IDLE VENT ........................................8) RETAINER-PUMP ROD ................................. SEE PAGE 739) ROD-PUMP .................................................... SEE PAGE 77 & 7810) LEVER-IDLE VENT VALVE .........................11) RETAINER-CHOKE ROD ............................ 62-4812) ROD-CHOKE ............................................... SEE PAGE 77 & 7813) SCREW-AIR HORN ..................................... **14) SCREW-AIR HORN ..................................... **15) SCREW-AIR HORN ..................................... **16) BOWL COVER ASSEMBLY ........................17) DASHPOT PISTON & ROD ASSEMBLY ....18) METERING-ROD (Sec.) .............................. SEE PAGE 9319) PUMP-ASSEMBLY ...................................... SEE PAGE 8920) SPRING-PUMP RETURN ............................ SEE PAGE 75 & 7621) GASKET-AIR HORN .................................... SEE PAGE 81 & 8222) POWER PISTON-ASSEMBLY (Pri.) ...........23) METERING-ROD (Pri.) ................................ SEE PAGE 9324) SPRING-POWER PISTON .......................... SEE PAGE 75 & 7625) INSERT-FLOAT BOWL ...............................26) HINGE PIN-FLOAT ...................................... SEE PAGE 8627) FLOAT & LEVER ASSEMBLY .................... SEE PAGE 8628) PULL CLIP-FLOAT NEEDLE ......................29) SCREW-NEEDLE DIAPH. RETAINER ........ **30) RETAINER-NEEDLE DIAPH. ......................31) NEEDLE & DIAPH. ASSEMBLY .................31A) NEEDLE, SEAT & GASKET ASSY. .......... SEE PAGE 9132) PLUG-PUMP DISCHARGE BALL ..............33) BALL-PUMP DISCHARGE .......................... SEE PAGE 7334) JETS- (Pri.) .................................................. 120-Series35) SCREW-IDLE COMPENSATOR COVER ... **36) COVER-IDLE COMPENSATOR ..................37) IDLE COMPENSATOR ASSEMBLY ...........38) GASKET-IDLE COMPENSATOR ................ G60439) SCREW-THROTTLE BODY ........................ **40) THROTTLE BODY ASSEMBLY ..................41) NEEDLES-IDLE ADJUSTING ..................... SEE PAGE 7542) SPRINGS-IDLE ADJUSTING NEEDLE ...... SEE PAGE 7543) GASKET-THROTTLE BODY ....................... SEE PAGE 8344) HOSE-VACUUM ........................................... 5/32HOSE45) SCREW-VACUUM BREAK CONTROL ...... **46) VACUUM BREAK CONTROL ..................... SEE PAGE 87 & 8847) CAM-FAST IDLE .......................................... SEE PAGE 7948) LEVER-LOCKOUT (Sec.) ...........................49) LEVER-INTERMEDIATE CHOKE ............... 85-15750) SCREW-STAT RETAINER ........................... **51) RETAINER-STAT COVER ............................ SEE PAGE 7352) STAT COVER & SPRING ASSEMBLY ....... SEE PAGE 8853) GASKET-STAT COVER ............................... SEE PAGE 8054) PLATE-CHOKE BAFFLE .............................55) SCREW-STAT HOUSING ............................ **56) HOUSING CHOKE & VACUUM BREAK ....57) GASKET-CHOKE HOUSING ...................... SEE PAGE 8058) BOWL ASSEMBLY-FLOAT .........................
REF# NOMENCLATURE PART#
ROCHESTER4MC, 4MV
1) SCREW-SOLENOID ...................................... **2) SOLENOID-IDLE SPEED .............................. SEE WC# 27-993) SCREW-REAR VACUUM BREAK ................ **4) REAR-VACUUM BREAK ............................... SEE PAGE 875) CONNECTING ROD-REAR VAC. BREAK .... SEE PAGE 786) SCREW-FROM VAC. BREAK ....................... **7) FROM VAC. BREAK & HOSE ASSY. ........... SEE PAGE 87 & 888) CONNECTING ROD-FROM VAC. BREAK ... SEE PAGE 789) LEVER-PUMP ................................................10) ROD-PUMP .................................................. SEE PAGE 77 & 7811) PLUNGER-ACTUATOR ...............................12) SCREW-CHOKE LEVER ............................ **13) LEVER-CHOKE SHAFT .............................. SEE PAGE 7914) ROD-CHOKE ............................................... SEE PAGE 77 & 7815) SCREW-METERING RODS (Sec.) ............. **16) HOLDER-METERING RODS (Sec.) ...........17) METERING-RODS (Sec.) ............................18) SCREW-BOWL COVER (Long) ................. **19) SCREW-BOWL COVER .............................. **20) BAFFLE-AIR ................................................21) SCREW-BOWL COVER .............................. **22) BOWL COVER ASSEMBLY ........................23) COVER-AIR BLEED VALVE .......................24) VALVE-IDLE AIR BLEED ............................25) O-RING-VALVE (Upper) .............................. SEE PAGE 8026) O-RING-VALVE (Lower) .............................. SEE PAGE 8027) RETAINER-PUMP STEM SEAL .................. SEE PAGE 7328) SEAL-PUMP STEM ..................................... SEE PAGE 7329) RETAINER-TPS PLUNGER SEAL .............. SEE PAGE 7330) SEAL-TPS PLUNGER ................................. SEE PAGE 7331) PLUNGER-SOLENOID ................................ P/O MCS32) GASKET-BOWL COVER ............................ SEE PAGE 81 & 8233) PUMP-PLUNGER ASSEMBLY ................... SEE PAGE 8934) SPRING-PUMP ............................................ SEE PAGE 75 & 7635) BAFFLE-PUMP WELL ................................36) THROTTLE POSITION SENSOR ASSY. .... SEE PAGE 8637) SPRING-TPS ............................................... SEE PAGE 75 & 7638) INSERT-FLOAT BOWL ...............................39) METERING-ROD ......................................... SEE PAGE 9340) GASKET-BOWL COVER (To Connector) . SEE PAGE 8141) SCREW-CONNECTOR ................................ **42) SCREW-LEAN MIXTURE (Sol. Adj.) .......... P/O MCS43) SOLENOID & CONNECTOR ASSY. ........... SEE PAGE 8644) SPRING-LEAN MIXTURE SCREW............. P/O MCS45) SPRING-SOLENOID ................................... P/O MCS46) INSERT-WELL ............................................. P/O MCS47) FLOAT & LEVER ASSEMBLY .................... SEE PAGE 8648) HINGE PIN-FLOAT ...................................... SEE PAGE 8649) NEEDLE, SEAT & GASKET ASSY. ............ SEE PAGE 9150) PLUG-PUMP DISCHARGE BALL ..............51) BALL-PUMP DISCHARGE .......................... SEE PAGE 7352) FILTER NUT-FUEL INLET ........................... SEE PAGE 90 & 9153) GASKET-FILTER NUT ................................. SEE PAGE 8054) FILTER-FUEL ............................................... SEE PAGE 7455) SPRING-FILTER .......................................... SEE PAGE 75 & 7656) SCREW-RIVET RETAINER ......................... **57) RETAINER-CHOKE COVER ....................... SEE PAGE 7358) CHOKE COVER ASSEMBLY ...................... SEE PAGE 8859) GASKET-CHOKE COVER .......................... SEE PAGE 8060) SCREW-CHOKE HOUSING ........................ **61) CHOKE HOUSING ASSEMBLY ..................62) LEVER-INTERMEDIATE CHOKE ............... 85-15763) SCREW-STAT COIL LEVER ....................... **64) LEVER-STAT COIL ......................................65) SHAFT ASSY.-INTERMEDIATE CHOKE ....66) CAM-FAST IDLE .......................................... SEE PAGE 7967) SEAL-CHOKE HOUSING ............................ SEE PAGE 8068) CAM-LOCKOUT (Sec.) ...............................69) SEAL-INTERMEDIATE CHOKE SHAFT ..... SEE PAGE 7370) TUBE-VACUUM PASSAGE ......................... 85-17071) SCREW-THROTTLE BODY ........................ **72) FLOAT-BOWL ASSEMBLY .........................73) GASKET-THROTTLE BODY ....................... SEE PAGE 8374) PLUG-IDLE NEEDLE .................................. SEE PAGE 7375) NEEDLE & SPRING ASSEMBLY ............... SEE PAGE 7576) THROTTLE BODY ASSEMBLY ..................
ROCHESTER - 72WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332
REF# NOMENCLATURE PART#
( 120- Series ) SEE JET CHART AT END OF ROCHESTER SECTION( ** ) REFER TO SCREW CATALOG
ROCHESTERE4MC, E4ME, M4MC,
M4MCA, M4ME, M4MEA, M4MEF
ROCHESTER - 73 WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332
85-237CHOKE COVER
RETAINER
85-297CHOKE COVER
RETAINER
85-203CHOKE COVER
RETAINER
90-13CHECK BALL( 3/16" Steel )
62-44ROD CLIP
RETAINER 1/8"
62-108THROTTLE ARMSTUD RETAINER
62-48ROD CLIP
RETAINER 3/32"
62-56ROD
RETAINER
62-42E-CLIP
RETAINER
85-93PUMP DELAYER
SPRING RETAINER
0-112T. P.S.PLUG
( 3/16" Alum. )
62-46ROD
RETAINER
83-4CHECK BALL( 1/4" Lead )
90-19CHECK BALL
( 3/16" Aluminum )
85-150METERING ROD
PISTON RETAINER
85-146
85-50EXPANSION
PLUG( 3/8" Alum. )
62-74TRIANGULAR
RETAINER
ROCHESTER4MC, 4MV, E4MC, E4ME,
M4MC, M4MCA, M4ME, M4MEA, M4MEF
62-52FAST IDLE RODCLIP RETAINER
0-50HIGH SPEED
PASSAGE PLUG( 21/64" Alum. )
0-86PLUG
( 1/4" Aluminum )
85-58EXPANSION
PLUG( 1/2" Alum. )
0-111MIXTURE SCREW
PLUG( 7/32" Alum. )
85-53EXPANSION
PLUG( 5/16" Alum. )
0-70PUMP JET
RIVET PLUG( 27/64" Alum. )
62-83PUMP RODRETAINER
85-111SEC. METERING
WELL PLUG( .450" Alum. )
85-77PLUG
( .500" Alum. )
85-90PLUG
( .442" Alum. )
85-91PUMP PLUNGERRETAINER PLUG
( .405" Alum. )
0-99PLUG
( 1/4" Aluminum )
62-53ROD END
CLIP RETAINER
85-85PUMP PLUNGER
SPRING RETAINER
85-47EXPANSION
PLUG( 9/16" Alum. )
85-49EXPANSION
PLUG( 7/16" Alum. )
83-6CHECK BALL( 19/64" Lead )
83-3CHECK BALL( 3/16" Lead )
85-114MAIN METERING
BODY PLUG(1/4" Alum.)
83-1CHECK BALL( 5/32" Lead )
0-110IDLE PORT
PLUG( 11/32" Alum. )
G658SECONDARY WELL
SEAL SPONGE
G665RUBBER CAP
( 3/8" )
G652RUBBER CAP
( 5/32" )
G600-1RUBBER CAP
( 7/32" )
G600-5RUBBER CAP
( 1/8" )
G689RUBBER VENT
VALVE
G681RUBBER VENT
VALVE
G716RUBBER BOOT
G600-6RUBBER CAP
( 1/2" )
G622THROTTLE LEVER
GROMMET
Metering Jets
See Back OfRochester Section
64-265CHOKE SHAFT
SEAL
64-353INTERMEDIATE
CHOKE SHAFT SEAL
64-352PUMP STEM
SEAL
85-262
BLEEDRESTRICTOR
( 1/8" )
80-194STUD
22-70THROTTLE LEVER
BALL STUD
1/4" Ball
5/16-18 Threads
1.02
0" L
engt
h
22-127BRASS BUSHING( Shaft Size 5/16" )
22-124BRASS BUSHING( Shaft Size 5/16" )
22-27BRASS BUSHING( Shaft Size 5/16" )
.500
Len
gth
ID .312
OD .345
.880
Len
gth
ID .312
OD .375
.500
Len
gth
ID .312
KNURLEDOD .380
OD.375
22-73THROTTLE LEVER
STUD
.699
" L
engt
h
22-72THROTTLE LEVER
STUD
.875
" L
engt
h
22-46STEEL QUAD
CAM BUSHING
22-83BRASS BUSHING( Shaft Size 3/8" )
22-15BRASS BUSHING( Shaft Size 5/16" )
30-53SINTERED BRONZE
FUEL FILTER
22-17PLASTIC THROTTLE
LEVER BUSHING
22-25THROTTLE LEVER
BALL STUD
22-69THROTTLE LEVER
STUD
22-51BRASS BUSHING( Shaft Size 5/16" )
22-131PLASTIC CHOKECOVER BUSHING
916FCHOKE COVER
POP RIVET
.665
" Len
gth
THK5/32"
85-120IDLE LIMITER
CAP85-104
PLASTIC CAM
30-65FUEL FILTER
CHECK VALVE
ROCHESTER4MC, 4MV, E4MC, E4ME,
M4MC, M4MCA, M4ME, M4MEA, M4MEF
ROCHESTER - 74WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332
.375
Len
gth
ID .312
OD .345
.500
Len
gth
ID .312
KNURLEDOD .380
OD.363
.500
Len
gth
ID .375
KNURLEDOD .444
OD.403
1/4-20 Threads 5/16-18 Threads
7/32" Ball
1/4-20 Threads
.937
" L
engt
h
.910
" L
engt
h
5/16-18 Threads
30-5530-60
w/o check valve
2" FUEL FILTER
w/ check valve30-5430-59
w/o check valve
1" FUEL FILTER
w/ check valve
.255
Len
gth
ID .250
OD .500
OD .560
5/32HOSEVACUUM HOSE
ID .204 .038 WIRE DIA.
.590LENGTH
66-1IDLE ADJUSTINGSCREW SPRING
ID .195 .032 WIRE DIA.
.500LENGTH
66-51IDLE ADJUSTINGSCREW SPRING
66-76PUMP PLUNGERGARTER SPRING
ROCHESTER - 75 WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332
ROCHESTER4MC, 4MV, E4MC, E4ME,
M4MC, M4MCA, M4ME, M4MEA, M4MEF
66-54POWER PISTON
SPRING
66-66THROTTLE CLOSING
SPRING
66-53METERING ROD
SPRING
66-101METERING ROD
SPRING
85-18PUMP DISCHARGESPRING " T " GUIDE
80-221CHOKE COVER
SCREW( Self Tapping )( 10-24X3/8" )
80-42CHOKE COVER
SCREW( 8-32X5/16" )
80-99CHOKE COVER
SCREW( 10-24X3/8" )
16-138IDLE MIXTURE
SCREW( 10-32X2.055 )
16-106IDLE MIXTURE
SCREW( 10-32X1.600 )
16-139IDLE MIXTURE
SCREW( 4MX.50X1.266 )
16-99IDLE MIXTURE
SCREW( 10-32X1.750 )
80-2THROTTLE
PLATE SCREW( 3-48X1/4" )
80-86BOWL COVER
SCREW( 10-32X7/8" )
16-122IDLE MIXTURE
SCREW( 10-32X1.311 )
16-98IDLE MIXTURE
SCREW( 10-32X1.787 )
16-102IDLE MIXTURE
SCREW( 10-32X1.825 )
16-100IDLE MIXTURE
SCREW( 10-32X1.265 )
ID .135 .010 WIRE DIA.
.930LENGTH
66-16PUMP DISCHARGE
SPRING
66-73POWER PISTON
SPRING
ID .171 .015 WIRE DIA.
1.825LENGTH
66-55POWER PISTON
SPRING
ID .163 .018 WIRE DIA.
.930LENGTH
66-83IDLE MIXTURE
SCREW SPRING
ID .177 .032 WIRE DIA.
.545LENGTH
ID .172 .015 WIRE DIA.
1.000LENGTH
16-114IDLE MIXTURE
SCREW( M4X.50X1.266 )
16-116IDLE MIXTURE
SCREW
75-57T.P.S.
SCREW
75-58T.P.S.
SCREW
16-101IDLE MIXTURE
SCREW( 10-32X1.600 )
16-130IDLE MIXTURE
SCREW( 10-32X1.850 )
WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332 ROCHESTER - 76
17-43BRASS TUBE
OD .315"X1.270" Length
17-77BRASS PASSAGE TUBEOD .250"X1.375" Length
17-27BRASS TUBE
OD .250"X1.130" Length
17-62BRASS TUBE
OD .375"X1.000" Length
17-144BRASS TUBE
OD .187"X1.185" Length
ROCHESTER4MC, 4MV, E4MC, E4ME,
M4MC, M4MCA, M4ME, M4MEA, M4MEF
17-50BRASS TUBE
OD .187"X1.000" Length
17-73BRASS TUBE
OD .562"X1.650" Length
17-149BRASS TUBE
OD .276"X1.000" Length
17-111BRASS TUBE
OD .156"X2.000" Length
17-48BRASS TUBE
OD .187"X1.914" Length
85-170CHOKE HOUSING
TUBE SEAL
66-37FUEL FILTER
INLET SPRING
ID .535 .025 WIRE DIA.
.940LENGTH
66-15PUMP RETURN
SPRING
ID .385 .025 WIRE DIA.
1.580LENGTH
66-44PUMP DELAYER
SPRING
ID .485 .037 WIRE DIA.
2.000LENGTH
66-30PUMP RETURN
SPRING
ID .390 .026 WIRE DIA.
1.850LENGTH
66-144PUMP DELAYER
SPRING
ID .470 .040 WIRE DIA.
1.850LENGTH
R66CHOKE ROD
R91CHOKE ROD
R67CHOKE ROD
R105CHOKE ROD
R102CHOKE ROD
17-120BRASS TUBE
OD .093"X2.027" Length
17-91BRASS TUBE
OD .125"X1.430" Length
17-92STEEL TUBE
OD .093"X1.875" Length
17-74BRASS TUBE
OD .093"X1.830" Length
ORIFICE.089
ORIFICE.032
ORIFICE.033
ORIFICE.032
ROCHESTER - 77 WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332
ROCHESTER4MC, 4MV, E4MC, E4ME,
M4MC, M4MCA, M4ME, M4MEA, M4MEF
17-40STEEL TUBE
OD .375"X1.365" Length
17-57STEEL TUBE
OD .250"X1.165" Length
17-114STEEL TUBE1.120" Length
17-109STEEL TUBE1.363" Length
17-104STEEL " T " TUBE
1.578" Length
17-157BRASS TUBE
OD .093"X1.212" Length
OD.250"
OD.187"
OD.250"
OD.185"
OD.186"
OD.186"
ORIFICE.067
17-131BRASS TUBE
OD .382"X1.718" Length
17-108STEEL SPARKVALVE TUBE
1.086" Length
17-135BRASS TUBE2.755" Length
17-123STEEL TUBE
OD .250"X1.885" Length
OD.250"
OD.187"
17-42STEEL SMOG TUBE
1.301" Length
OD.600"
OD.511"
OD.250"
OD.189"
ORIFICE.045
17-98VENT TUBE
OD.094X1.390" Length
17-188VENT TUBE
OD.375X1.125" Length
ROCHESTER4MC, 4MV, E4MC, E4ME,
M4MC, M4MCA, M4ME, M4MEA, M4MEF
ROCHESTER - 78WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332
R65ROD PUMP
R68VACUUM BRAKE
ROD
R63PUMP ROD
R114PUMP ROD
R124INTERMEDIATE CHOKE
ROD
R93VACUUM BRAKE
ROD
R84VACUUM BRAKE
ROD
R109VACUUM BRAKE
ROD
R122CHOKE PULL-OFF
LINK
50-42AUX. VACUUMBRAKE LINK
R103SEC. THROTTLE
ROD
R128VACUUM BRAKE
LINK
R139AUX. VACUUMBRAKE LINK
R126AUX. VACUUMBRAKE ROD
R127SEC. VACUUMBRAKE ROD
ROCHESTER - 79 WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332
130-43130-45130-50
METERING ROD
ROCHESTER4MC, 4MV, E4MC, E4ME,
M4MC, M4MCA, M4ME, M4MEA, M4MEF
85-210CHOKELEVER
85-211CHOKE SHAFT
LEVER
85-157INTERNAL CHOKE
LEVER
85-316THROTTLE PLATE
Size 1" 3/8
85-144FAST IDLE
CAM
85-143FAST IDLE
CAM
85-145FAST IDLE
CAM
#2RAMER .312
W/ .302 PILOT
#4REAMER .375W/ .364 PILOT
#6REAMER .441W/ .360 PILOT
#9REAMER .373W/ .302 PILOT
For More Primery&Secondary Rods See Page # 93
( .043 dia. )( .043 dia. )( .050 dia. )
For Secondary Hangers See Page # 93
#814MIXTURE CONTROL
ADJ. KIT
Secondary Hanger
Fig. A - HangerDimension Reference
696FTHERM CUT OFFVALVE O-RING
( Buna )
G272PUMP STEMSEAL O-RING
( Buna )
G1216PUMP STEM
RETAINER ( Steel )
G1200CHOKE COVER
GASKET
G978CHOKE COVER
GASKET
G778FUEL INLET NUT
GASKET ( Alum. + Rubber )
G816FUEL INLET FITTING
GASKET ( Nylon )
G1502FUEL INLET NUT
GASKET ( Alum. + Rubber )
ID .782 OD .930
.031 THK.
.070 THK.
ID .239 OD .379
.055 THK.
ID .220 OD .330 ID .232 OD .368
.020 THK.
ID .875 OD 1.062
.031 THK.
.046 THK.
ID 1.975 OD 2.235
.020 THK.
ID .889 OD 1.063 ID 1.968 OD 2.234
.031 THK.
G604IDLE COMPENSATOR
GASKET( Cork )
.090 THK.
ID .250 OD .375
G702AIR CLEANER
GASKET
ID 5.030 OD 5.500
.045 THK.
689FSOLENOID VALVE
O-RING( Buna )
.078 THK.
ID .236 OD .392
971FNEEDLE & SEAT
GASKET ( Alunimun )
.020 THK.
ID .155 OD .230
G175CHOKE COVER
GASKET
.031 THK.
ID 1.975 OD 2.235
ROCHESTER4MC, 4MV, E4MC, E4ME,
M4MC, M4MCA, M4ME, M4MEA, M4MEF
G274SECONDARY TUBE
SEAL O-RING ( Buna )
G619CHOKE PASSAGE
WASHER ( Thk .062 )
85-175METERING RODWASHER ( Steel )
G929VACUUM PISTON
SEAL O-RING
G1266HOT AIR PASSAGEGASKET ( Rubber )
619FSTEEL WASHER
G282CHOKE HOUSINGGASKET ( Cork )
ID .156
.062 THK.
ID .173 OD .324
ID .238 OD .334
.048 THK.
.070 THK.
ID .145 OD .285
.062 THK.
ID .215 OD .320
.027 THK.
ID .138 OD .274
.060 THK.
ID .190 OD .383
.312
.347
G494FUEL FILTER
GASKET ( Fiber )
361FFUEL INLET
GASKET ( Fiber )
G989NEEDLE & SEATWASHER ( Fiber )
.015 THK.
ID .410 OD .645
.031 THK.
ID .505 OD .625
.046 THK.
ID .518 OD .690
G1032CHOKE COVER
GASKET
G1126FUEL FITTING
GASKET ( Nylon )
G418FUEL INLET NUTGASKET ( Fiber )
G1125FUEL INLET NUTGASKET ( Fiber )
G586FUEL INLET NUTGASKET ( Fiber )
.045 THK.
ID .885 OD 1.060
.031 THK.
ID .885 OD 1.120
.031 THK.
ID .885 OD 1.060
.046 THK.
ID 1.975 OD 2.235
.063 THK.
ID .875 OD 1.032
ROCHESTER - 80WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332
G1234BOWL COVER GASKET
3/64" THK.
G1024BOWL COVER GASKET
1/32" THK.
G1231BOWL COVER GASKET
3/64" THK.
G1236BOWL COVER GASKET
3/64" THK.
G718BOWL COVER GASKET
1/32" THK.
G1238BOWL COVER GASKET
3/64" THK.
G616BOWL COVER GASKET
1/32" THK.
G1159BOWL COVER GASKET
3/64" THK.
G896BOWL COVER GASKET
1/32" THK.
G1237BOWL COVER GASKET
3/64" THK.
G1025BOWL COVER GASKET
1/32" THK.
G972BOWL COVER GASKET
1/32" THK.
G1106ECM CONNECTOR TO
BOWL COVER GASKET
G1107ECM CONNECTOR TO
BOWL COVER GASKET
G1297DCP SOLENOID TO
BOWL COVER GASKET
G715VALVE
COVER GASKET
G880VENT VALVE
GASKET
G957COVER PLATE
GASKET
ROCHESTER4MC, 4MV, E4MC, E4ME,
M4MC, M4MCA, M4ME, M4MEA, M4MEF
WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332ROCHESTER - 81
= =
==
==
WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332 ROCHESTER - 82
ROCHESTER4MC, 4MV, E4MC, E4ME,
M4MC, M4MCA, M4ME, M4MEA, M4MEF
G1131BOWL COVER GASKET
1/32" THK.
G1235BOWL COVER GASKET
3/64" THK.
G1310BOWL COVER GASKET
3/64" THK.
G893BOWL COVER GASKET
1/32" THK.
G1230BOWL COVER GASKET
1/32" THK.
G1130BOWL COVER GASKET
1/32" THK.
G1250BOWL COVER GASKET
3/64" THK.
G1232BOWL COVER GASKET
3/64" THK.
G1282BOWL COVER GASKET
1/32" THK.
G1349BOWL COVER GASKET
1/32" THK.
==
=
=
G1299THROTTLE BODY GASKET
1/8" THK.
G1081THROTTLE BODY GASKET
1/8" THK.
G1350THROTTLE BODY GASKET
1/8" THK.
G1298THROTTLE BODY GASKET
1/8" THK.
G1781THROTTLE BODY GASKET
1/8" THK. ( Special Soft Material )
G818THROTTLE BODY GASKET
1/8" THK.
ROCHESTER - 83 WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332
G783THROTTLE BODY GASKET
1/8" THK.
G819THROTTLE BODY GASKET
1/8" THK.
G720THROTTLE BODY GASKET
1/8" THK.
G615THROTTLE BODY GASKET
1/8" THK.
ROCHESTER4MC, 4MV, E4MC, E4ME,
M4MC, M4MCA, M4ME, M4MEA, M4MEF
G820THROTTLE BODY GASKET
1/8" THK.
G1797THROTTLE BODY GASKET
1/8" THK. ( Special Soft Material )
G1702THROTTLE BODY GASKET
1/8" THK. ( Special Soft Material )
G1764THROTTLE BODY GASKET
1/8" THK. ( Special Soft Material )
G1663THROTTLE BODY GASKET
1/8" THK.
==
= =
G836FLANGE GASKET
THK. 1/16"
G729FLANGE GASKET
1/16" THK.
G719FLANGE GASKET
1/8" THK.
ROCHESTER - 84WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332
G598FLANGE GASKET
1/16" THK.
G684FLANGE GASKET
1/16" THK.
G581FLANGE GASKET
1/16" THK.
G742FLANGE GASKET
1/16" THK.
G743FLANGE GASKET
1/64" THK.
G728FLANGE GASKET
1/4" THK.
G740FLANGE GASKET
5/32" THK.
ROCHESTER4MC, 4MV, E4MC, E4ME,
M4MC, M4MCA, M4ME, M4MEA, M4MEF
G980FLANGE GASKET
9/64" THK.
G964FLANGE GASKET
9/64" THK.
G697FLANGE GASKET
1/16" THK.
G842FLANGE GASKET
1/4" THK.
G1199FLANGE GASKET
1/4" THK.
G1697FLANGE GASKET
1/4" THK.
G670FLANGE GASKET
THK. 1/8"
WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332ROCHESTER - 85
G744FLANGE GASKET
THK. 1/8"
G725FLANGE GASKET
THK. 1/8"
G839FLANGE GASKET
THK. 1/8"
G963FLANGE GASKET
THK. 1/4"
G614FLANGE GASKET
THK. 1/16"
G948STEEL BAFFLE PLATE
THK. .020
G1198FLANGE GASKET
THK. 1/16"
G1043FLANGE GASKET
THK. 5/32"
G796STEEL BAFFLE PLATE
THK. .012
ROCHESTER4MC, 4MV, E4MC, E4ME,
M4MC, M4MCA, M4ME, M4MEA, M4MEF
G596FLANGE GASKET
THK. 1/16"
G750FLANGE GASKET
1/16" THK.
100-44NITROPHYL FLOAT
100-85BRASS FLOAT
100-17NITROPHYL FLOAT
100-35BRASS FLOAT
100-36BRASS FLOAT
100-6NITROPHYL FLOAT
100-7NITROPHYL FLOAT
100-128NITROPHYL FLOAT
100-27BRASS FLOAT
ROCHESTER - 86WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332
ROCHESTER4MC, 4MV, E4MC, E4ME,
M4MC, M4MCA, M4ME, M4MEA, M4MEF
32-74FLOAT LEVER PIN
3/32"X1" 1/32
32-28ROLL PIN3/32"X1/2"
32-63FLOAT PIN.091" OD
32-77FLOAT PIN.091" OD
85-139FLOAT PIN
REPAIR BRACKET
318-1001MIXTURE CONTROL
SOLENOID
319-1004THROTTLE POSITION
SENSOR
318-1003MIXTURE CONTROL
SOLENOID
319-1001THROTTLE POSITION
SENSOR
318-2039MIXTURE CONTROL
SOLENOID
85-365M.C.S.
TERMINAL
85-423M.C.S.
FLOAT INSERTRETAINER
ROCHESTER - 87 WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332
101-710CHOKE PULL-OFF
ASSEMBLY ( Auxiliary )
101-573CHOKE PULL-OFF
ASSEMBLY
101-609CHOKE PULL-OFF
ASSEMBLY
101-720CHOKE PULL-OFF
ASSEMBLY
101-722CHOKE PULL-OFF
ASSEMBLY
101-884CHOKE PULL-OFF
ASSEMBLY ( Auxiliary )
101-726CHOKE PULL-OFF
ASSEMBLY
101-747CHOKE PULL-OFF
ASSEMBLY
101-1004CHOKE PULL-OFF
ASSEMBLY ( Auxiliary )
101-1012CHOKE PULL-OFF
ASSEMBLY ( Auxiliary )
101-1001CHOKE PULL-OFF
ASSEMBLY ( Auxiliary )
101-797ACHOKE PULL-OFF
ASSEMBLY ( Auxiliary )
101-797CHOKE PULL-OFF
ASSEMBLY
101-1016CHOKE PULL-OFF
ASSEMBLY ( Auxiliary )
101-1010CHOKE PULL-OFF
ASSEMBLY ( Auxiliary )
101-799CHOKE PULL-OFF
ASSEMBLY ( Auxiliary )
101-1018CHOKE PULL-OFF
ASSEMBLY ( Auxiliary )
101-982CHOKE PULL-OFF
ASSEMBLY
101-969CHOKE PULL-OFF
ASSEMBLY ( Auxiliary )
101-993CHOKE PULL-OFF
ASSEMBLY ( Auxiliary )
101-809ACHOKE PULL-OFF
ASSEMBLY ( Auxiliary )
101-932CHOKE PULL-OFF
ASSEMBLY ( Primary )
101-883CHOKE PULL-OFF
ASSEMBLY ( Primary )
101-880CHOKE PULL-OFF
ASSEMBLY ( Primary )
101-617CHOKE PULL-OFF
ASSEMBLY
ROCHESTER4MC, 4MV, E4MC, E4ME,
M4MC, M4MCA, M4ME, M4MEA, M4MEF
102-1011CHOKE THERMOSTAT
ASSEMBLY
102-1038CHOKE THERMOSTAT
ASSEMBLY
102-1072CHOKE THERMOSTAT
ASSEMBLY
102-1039CHOKE THERMOSTAT
ASSEMBLY
102-1019CHOKE THERMOSTAT
ASSEMBLY
102-1020CHOKE THERMOSTAT
ASSEMBLY
ROCHESTER - 88WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332
102-1054CHOKE THERMOSTAT
ASSEMBLY
102-1073CHOKE THERMOSTAT
ASSEMBLY
102-1040CHOKE THERMOSTAT
ASSEMBLY
102-1001CHOKE THERMOSTAT
ASSEMBLY
102-1002CHOKE THERMOSTAT
ASSEMBLY
101-492ACHOKE PULL-OFF
ASSEMBLY ( Primary )
101-424BCHOKE PULL-OFF
ASSEMBLY
102-1006CHOKE THERMOSTAT
ASSEMBLY
102-1005CHOKE THERMOSTAT
ASSEMBLY
102-1048CHOKE THERMOSTAT
ASSEMBLY
102-1061CHOKE THERMOSTAT
ASSEMBLY
102-1012CHOKE THERMOSTAT
ASSEMBLY
102-1021CHOKE THERMOSTAT
ASSEMBLY
40-2PLASTIC CHOKE
CAP
66-32CHOKE THERMOSTAT
SPRING
101-1017CHOKE PULL-OFF
ASSEMBLY ( Auxiliary )
101-746CHOKE PULL-OFF
ASSEMBLY ( Auxiliary )
ROCHESTER4MC, 4MV, E4MC, E4ME,
M4MC, M4MCA, M4ME, M4MEA, M4MEF
66-91BIMETALLIC
CHOKE SPRING
66-107BIMETALLIC
CHOKE SPRING
66-95BIMETALLIC
CHOKE SPRING
PUMP ASSEMBLY
Methanol Resistant CupWith Delayer Spring
2.57
2 Le
ngth
21/32" Cup
64-396Buna Cupw/out Delayer Spring64-305
64-439
Methanol Resistant Cupw/out Delayer Spring
* * * * * * * *
2.73
5 L
engt
h
2.65
0 L
engt
h
2.42
5 L
engt
h
2.51
0 L
engt
h
2.65
0 L
engt
h
2.74
2 L
engt
h
PUMP ASSEMBLY PUMP ASSEMBLY
PUMP ASSEMBLY PUMP ASSEMBLY
Methanol Resistant Cupw/out Delayer Spring64-369Buna Cupw/out Delayer Spring64-303
21/32"
Methanol Resistant Cupw/out Delayer Spring64-406Buna Cupw/out Delayer Spring64-405
Methanol Resistant Cupw/out Delayer Spring64-400Buna Cupw/out Delayer Spring64-308
64-399Buna Cupw/out Delayer Spring64-304
Methanol Resistant Cupw/out Delayer Spring
21/32"
21/32" 21/32"
21/32"21/32"
PUMP ASSEMBLY
21/32" Cup
64-386Buna Cupw/out Delayer Spring64-422
Methanol Resistant Cupw/out Delayer Spring
PUMP ASSEMBLY
2.60
0 Le
ngth
21/32" CupMethanol Resistant CupWith Delayer Spring
64-386Buna Cupw/out Delayer Spring64-422
64-432
Methanol Resistant Cupw/out Delayer Spring
Buna CupWith Delayer Spring
64-433
* * * * * * * *
ROCHESTER - 89 WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332
ROCHESTER4MC, 4MV, E4MC, E4ME,
M4MC, M4MCA, M4ME, M4MEA, M4MEF
2.53
0 L
engt
h
2.55
6 L
engt
h
2.60
5 L
engt
h
2.61
0 L
engt
h
PUMP ASSEMBLYPUMP ASSEMBLY PUMP ASSEMBLY
64-423Buna Cupw/out Delayer Spring64-272
Methanol Resistant Cupw/out Delayer Spring
Methanol Resistant Cupw/out Delayer Spring64-393Buna Cupw/out Delayer Spring64-273
64-390Buna Cupw/out Delayer Spring64-254
Methanol Resistant Cupw/out Delayer Spring
21/32"
21/32" 21/32" 21/32"
2.62
5 L
engt
h
PUMP ASSEMBLY
21/32"
2.68
0 L
engt
h
PUMP ASSEMBLY
Methanol Resistant Cupw/out Delayer Spring64-392Buna Cupw/out Delayer Spring64-227
21/32"
2.65
3 L
engt
h
21/32"
2.70
0 L
engt
h
2.71
0 L
engt
h
PUMP ASSEMBLY PUMP ASSEMBLY
64-395Buna Cupw/out Delayer Spring64-264
Methanol Resistant Cupw/out Delayer Spring
Methanol Resistant Cupw/out Delayer Spring64-389Buna Cupw/out Delayer Spring64-220
21/32" 21/32"
Buna Cupw/out Delayer Spring
2.74
5 L
engt
h
64-259PUMP ASSEMBLY
21/32"
PUMP ASSEMBLY
Methanol Resistant Cupw/out Delayer Spring64-385Buna Cupw/out Delayer Spring64-198 Methanol Resistant Cup
w/out Delayer Spring64-394PUMP ASSEMBLY
Methanol Resistant Cupw/out Delayer Spring64-397Buna Cupw/out Delayer Spring64-306
PUMP ASSEMBLY
Methanol Resistant Cupw/out Delayer Spring64-398Buna Cupw/out Delayer Spring64-307
PUMP ASSEMBLY
Buna Cupw/out Delayer Spring64-260
* No Garter Spring
* *
* * *
*
2.60
0 Le
ngth
90-97FUEL INLET
FITTING
90-75FUEL INLET
FITTING
NUT1"
5/8-18
7/8-20
5/8-18
29/32-20
NUT1" 1/16
90-18-1CHOKE REPAIR
FITTING
90-52BASE PLUG
FITTING
NUT7/16
PIPE1/8
ROCHESTER - 90WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332
64-172BUNA
PUMP CUP
.375
FLUORELASTOMER64-34464-292
PUMP CUPBUNA
.367
21/32" 43/64"
ROCHESTER4MC, 4MV, E4MC, E4ME,
M4MC, M4MCA, M4ME, M4MEA, M4MEF
NUT7/16
7/16-24
5/16-24
90-155FUEL INLET
FITTING
1/2-20
7/8-20
90-157FUEL INLET
FITTING
5/8-18
7/8-20
NUT1"
NUT1"
FLUORELASTOMER64-340 64-198-1 BUNA
.362
11/16"
PUMP CUP
PIPE1/8"
7/8-20
90-151QUAD CONVERSION
FITTING PKG
5/8-18
NUT1"
1"-20
NUT3/4
90-42FUEL INLET
FITTING
5/8-20
1/2-20
NUT7/16
1/4
PIPE1/8
90-114FUEL INLET
HOSE FITTING
90-42-1FUEL INLET FITTING
(Extra Threads)
1/2-20
5/8-20
NUT3/4
90-57-1FUEL INLET
FITTING
NUT3/4
90-75-1FUEL INLET FITTING
(Extra Threads)
NUT1"
5/8-18
7/8-20
90-117OVERSIZED FUEL
INLET FITTING
NUT1" 3/16
1"1/16-20
5/8-18
90-74FUEL INLET
HOSE FITTING
90-91FUEL INLET
FITTING
7/8-20
90-113FUEL INLET
FITTING
NUT1"
1"-20
5/8-185/8-18
NUT1"
7/8-20
NUT1"
PIPE1/8
90-74FUEL INLET
FITTING
90-144FUEL INLET
FITTING
5/8-18
1"-20
NUT1"
90-147FUEL INLET
FITTING
NUT1"
1"-20
90-81FUEL INLET
FITTING
NUT1"
7/8-20
1/2-20
5/8-18
5/8-18
5/8-20
90-45BASE
FITTING
NUT5/8
1/2-20
PIPE1/8"
90-112FUEL INLET
FITTING
90-125FUEL INLET
FITTING
NUT1" 1/16
5/8-18
29/32-20
1"-20
NUT1"
5/8-18
90-88FUEL INLET
HOSE FITTING
NUT3/4
3/8
5/8-18
90-145FUEL INLET
FITTING
NUT1"
5/8-18
1"-20
ROCHESTER4MC, 4MV, E4MC, E4ME,
M4MC, M4MCA, M4ME, M4MEA, M4MEF
ROCHESTER - 91 WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332
31-551VITON NEEDLE &SEAT ASSEMBLY( .110 Orifice )
31-581VITON NEEDLE &SEAT ASSEMBLY
( .110 Orifice )
31-583VITON NEEDLE &SEAT ASSEMBLY
( .124 Orifice )
31-678VITON NEEDLE &SEAT ASSEMBLY
( .124 Orifice )18-212NEEDLE
G1283NEEDLE & SEAT
WASHER ( Alum. + Rubber )
.026 THK.
ID.383 OD.484
31-546VITON NEEDLE &SEAT ASSEMBLY
( .132 Orifice )
31-701VITON NEEDLE &SEAT ASSEMBLY
( .130 Orifice )18-212NEEDLE
31-542VITON NEEDLE &SEAT ASSEMBLY
( .106 Orifice )
G1283NEEDLE & SEAT
WASHER ( Alum. + Rubber )
.026 THK.
ID.383 OD.484
G1283NEEDLE & SEAT
WASHER ( Alum. + Rubber )
.026 THK.
ID.383 OD.484
18-212NEEDLE
18-212NEEDLE
G1283NEEDLE & SEAT
WASHER ( Alum. + Rubber )
.026 THK.
ID.383 OD.484
18-212NEEDLE
G1283NEEDLE & SEAT
WASHER ( Alum. + Rubber )
.026 THK.
ID.383 OD.484
G1283NEEDLE & SEAT
WASHER ( Alum. + Rubber )
.026 THK.
ID.383 OD.484
18-212NEEDLE
31-754VITO NEEDLE &SEAT ASSEMBLY
(.115 Orifice )
G1283NEEDLE & SEAT
WASHER( Alum. + Rubber )
.026 THK.
ID.383 OD.484
18-212NEEDLE
18-200NEEDLE
G460SET UP PISTON
GASKET ( Rubber )
.031 THK.
ID.270 OD.370
75-31N&S OVERSIZE
INSERT1/2"-20 Male Thd. X 3/8"-24 Female Thd.
86-2017TAP
7/8"-20
86-2018TAP
1"-20
86-1017HELICAL INSERT
7/8"-20
86-1018HELICAL INSERT
1"-20
86-4018CAPTIVE SL. INST. TOOL
1"-20
86-4017CAPTIVE SL. INST. TOOL
7/8"-20
ROCHESTER" METERING JETS "
WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332 ROCHESTER - 92
ORDERING INSTRUCTIONS
120-9 120-10
120-12 120-13
GROUP"A"
90 SQUARE APPROACH
GROUP"B"
60 APPROACH (Short Taper)
GROUP"C"
60 APPROACH (Long Taper)
120-11
MODELS: B, BC, BV, 2G, 2GC, 2GV, 4G, 4GC
MODELS: M, ME, AND MV QUADRAJET AND DUALJET
Please order metering jets by orifice sizeExample:
120-10-.038 = A 120-10 Series jet with .038" Orifice and Stamped with number 38 120-13-.079 = A 120-13 Series jet with .079" Orifice and Stamped with number 79
ROCHESTER" QUADRAJET "
WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332 ROCHESTER - 93
STANPED DIMENSIONH
85-563 "B" ( .520" )
85-564 "G" ( .545" )
85-565 "P" ( .590" )
85-566 "V" ( .615" )
85-567 "K" ( .565" )
PARTNo.
Secondary Hanger
Fig. A - HangerDimension Reference
* NUMBER IN PARENTHESIS INDICATES HANGERS HEIGH FROM ROD HOLETO HANGER MOUNTING SURFACE, See Fig. A
SECONDARY METERING ROD HANGERS
PRIMARY & SECONDARY METERING RODS
130-100 7033655 AU
130-101 7033549 AX
130-102 7034822 BG
130-103 7048890 DG
130-104 17053531 DP
130-22 1745780 CJ
130-23 7046010 DA
PARTNo.
OEMNo.
CODELETTERSECONDARYPRIMARY
130-39 7034839
130-41 7034841
130-42 7034842
130-43 7034843
130-44 7034844
130-45 7034845
130-46 7034846
130-47 7034847
130-48 7034848
130-49 7034849
130-50 7034850
PARTNo.
OEMNo.
B, BC, BV ..................................................................................................................... 1-8H, HV........................................................................................................................... 9-12M, MV, 1ME, 1MV ( MONOJET ) .............................................................................. 13-22
1 BARREL APPLICATIONS:Page #
WALKER PRODUCTSROCHESTER INDEX
2G, 2GC, 2GE, 2GV ( TWO-JET ) ........................................................................... 23-392MC, 2ME, E2MC, E2ME, M2MC, M2ME ( DUAL-JET ) ......................................... 40-512SE, E2SE ( VARAJET ) .......................................................................................... 52-61
2 BARREL APPLICATIONS:Page #
4 BARREL APPLICATIONS:
Walker Products Inc.3600 S. San Pedro St., Los Angeles, CA 90011
(323) 232-3359 FAX (323) 232-3332
4G, 4GC.................................................................................................................... 62-694MC, 4MV, E4MC, E4ME, M4MC, M4MCA, M4ME, M4MEA, M4MEF ( QUAD ) .. 70-91
METERING JETS .......................................................................................................... 92METERING RODS & HANGERS ( QUADRAJET ) ....................................................... 93
Page #
WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332 ROCHESTER - 1
APPLICATIONBUICK (6 cyl) .............................. 1963-65CHECKER MOTORS (6 cyl) ....... 1964-66CHEVROLET (4,6 cyl ) ............... 1932-67CHEV./GMC TRUCK (6 cyl) ....... 1932-68JEEP (6 cyl) ................................ 1966
ROCHESTER"B, BC, BV"
OLDSMOBILE (6 cyl) ................. 1964-67PONTIAC (4,6 cyl) ...................... 1955-68STUDEBAKER (6 cyl) ................ 1965-66MARINE:MARINE:MARINE:MARINE:MARINE: MERCURY (6 cyl)OMC (4,6), REVLEY (6), UNIVERSAL (6 cyl)
APPLICATION
1) RETAINER-CHOKE ROD (UPPER) .............. SEE PAGE 32) RETAINER-CHOKE ROD (LOWER) ............. SEE PAGE 23) ROD-CHOKE ................................................. SEE PAGE 54) NUT-CHOKE SUCTION TUBE ......................5) SCREW-BOWL COVER ................................ **6) BOWL COVER ASSEMBLY ..........................7) PIN-FLOAT LEVER HINGE ........................... SEE PAGE 48) FLOAT & LEVER ASSEMBLY ...................... 100-19) NEEDLE & SEAT ASSEMBLY ...................... 31-50610) SCREW-MAIN WELL SUPPORT ............... **11) SUPPORT ASSY.-MAIN WELL ...................12) PISTON-POWER .........................................13) SPRING-POWER PISTON ..........................14) PLUG-POWER VALVE ................................ 54-1215) SPRING-POWER VALVE ............................ 66-12316) BALL-POWER VALVE ................................. SEE PAGE 317) JET-MAIN METERING ................................ 120-1018) SCREEN-MAIN WELL SUPPORT .............. **19) GASKET-BOWL COVER ............................ SEE PAGE 6/720) FITTING-FUEL INLET ................................. SEE PAGE 821) SCREW-STAT COVER ................................ **22) RETAINER STAT COVER ............................ SEE PAGE 323) STAT COVER & SPRING ASSEMBLY ....... 40-2 W/66-3224) GASKET-STAT COVER ............................... SEE PAGE 625) PLATE-CHOKE BAFFLE ............................. 40-926) CHOKE HOUSING.......................................27) GASKET-CHOKE HOUSING ...................... G16928) RETAINER-PUMP LINK .............................. SEE PAGE 329) LINK-PUMP ................................................. 50-2230) ROD-PUMP .................................................. 85-12331) PUMP PLUNGER ........................................ 64-12032) SPRING-PUMP PLUNGER ......................... 67-333) WASHER-PUMP SPRING ........................... 90-3634) SPRING-PUMP RETURN ............................ 66-1535) GUIDE-PUMP DISCHARGE BALL ............. 85-1836) SPRING-PUMP DISCHARGE BALL ........... SEE PAGE 437) BALL-PUMP DISCHARGE .......................... SEE PAGE 338) SCREW-THROTTLE BODY TO BOWL ...... **39) THROTTLE BODY ASSEMBLY ..................40) GASKET-BODY FLANGE ........................... SEE PAGE 741) BOWL-FLOAT ..............................................42) PACKING-CHOKE SUCTION TUBE ...........43) NEEDLE-IDLE ADJUSTING ....................... SEE PAGE 344) SPRING-IDLE ADJUSTING NEEDLE ........ SEE PAGE 445) FITTING-FUEL INLET ................................. SEE PAGE 846) GASKET-FUEL INLET FITTING ................. SEE PAGE 647) GASKET-FUEL FILTER ..............................48) FILTER-FUEL INLET ................................... SEE PAGE 349) SPRING-FUEL INLET FILTER .................... 66-3750) VALVE-IDLE VENT ...................................... **51) SPRING-IDLE VENT VALVE .......................52) NUT-IDLE VENT VALVE .............................53) RETAINER-VACUUM CONTROL ROD ....... SEE PAGE 354) ROD-VACUUM CONTROL .......................... SEE PAGE 555) SCREW-STAT ROD LEVER ........................ **56) LEVER-STAT ROD ......................................57) SCREW-VACUUM CONTROL .................... **58) VACUUM BRAKE CONTROL ..................... 101-55059) HOSE-VACUUM BREAK CONTROL .......... 5/32HOSE60) O-RING-VACUUM CHANNEL TUBE ..........
ROCHESTER - 2 WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332
REF# NOMENCLATURE PART#
ROCHESTERB, BC, BV
( 120- Series ) SEE JET CHART AT END OF ROCHESTER SECTION( ** ) REFER TO SCREW CATALOG
ROCHESTER - 3WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332
ROCHESTERB, BC, BV
83-4CHECK BALL( 1/4" Lead )
0-92IDLE PASSAGE
PLUG ( 9/32" Alum. )
83-3CHECK BALL( 3/16" Lead )
90-13CHECK BALL( 3/16" Steel )
90-20CHECK BALL( 5/32" Alum. )
62-51ROD END
CLIP RETAINER
80-2THROTTLE
PLATE SCREW( 3-48X1/4" )
80-5CHOKE & THROTTLE
PLATE SCREW( 6-32X5/16" )
80-83BOWL COVER
SCREW( 10-32X5/8" )
90-12CHECK BALL( 5/32" Steel )
62-53ROD END
CLIP RETAINER
54-12POWER VALVE
PLUG
80-123BOWL COVER
SCREW( 12-28X7/8" )
16-9IDLE ADJUSTING
SCREW( 10-32X1.106 )
80-42CHOKE COVER
SCREW( 8-32X5/16" )
16-15IDLE ADJUSTING
SCREW( 10-32X1.000 )
90-5PUMP INLET
SCREEN
85-50EXPANSION PLUG
( 3/8" Alum. )
62-48ROD CLIP
RETAINER 3/32"
62-56ROD
RETAINER
62-44ROD CLIP
RETAINER 1/8"
62-104ROD
RETAINER
85-18PUMP DISCHARGESPRING " T " GUIDE
85-203CHOKE COVER
RETAINER
85-60CHOKE COVER
RETAINER
85-69CHOKE COVER
RETAINER
85-297CHOKE COVER
RETAINER
90-36PUMP DELAYER
SPRING RETAINER
30-71FUEL INLETSTRAINER
30-53FUEL FILTER
SINTERED BRONZE
30-70FUEL INLETSTRAINER
75-38SCREW
( 5-40 Threads )
G600-1RUBBER CAP
( 7/32" )
85-53EXPANSION PLUG
( 5/16" Alum. )
67-14CHECK BALL
RETAINER
0-86PLUG
( 1/4" Aluminum )
85-48EXPANSION PLUG
( 5/8" Alum. )
83-6CHECK BALL( 19/64" Lead )
22-8CABLE ADAPTER
SWIVEL
22-17PLASTIC THROTTLE
LEVER BUSHING
22-18CABLE ADAPTER
SWIVEL
75-22FAST IDLE
CAM SCREW( 12-28 Threads )
Metering Jets
See Back OfRochester Section
.870
" L
engt
h
.560
" L
engt
h
ID 5/8"ID 27/64"
ROCHESTER - 4 WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332
ROCHESTERB, BC, BV
ID .204 .038 WIRE DIA.
.590LENGTH
66-44PUMP DELAYER
SPRING
66-15PUMP RETURN
SPRING
66-16PUMP DISCH.
SPRING
66-123POWER VALVE
SPRING
66-1IDLE ADJUSTINGSCREW SPRING
ID .195 .032 WIRE DIA.
.500LENGTH
66-37FUEL FILTER
INLET SPRING
67-3PUMP PLUNGER
SPRING
66-68MANUAL CHOKEVALVE SPRING
66-67FAST IDLE
LEVER SPRING
ID .385 .025 WIRE DIA.
1.580LENGTH
ID .485 .037 WIRE DIA.
2.000LENGTH
ID .535 .025 WIRE DIA.
.940LENGTH
ID .335 .035 WIRE DIA.
3.400LENGTH
17-28BRASS PICK UP TUBEOD .095"X1.210" Length
32-17FLOAT PIN
OD .092"X1.313" Length
17-7-2PUMP DISCHARGE TUBEOD .250"X1.000" Length
32-27FLOAT PIN
OD .081"X.380" Length
32-16CHOKE PISTON PIN
OD .080"X.315" Length
17-149BRASS TUBE
OD .276"X1.000" Length
17-35BRASS PASSAGE TUBEOD .220"X1.128" Length
ORIFICE.053
17-7-1VENT TUBE
OD .250"X1.615" Length
66-51IDLE ADJUSTINGSCREW SPRING
17-27BRASS TUBE
OD .250"X1.130" Length
66-3IDLE ADJUSTINGSCREW SPRING
66-88PUMP PLUNGERGARTER SPRING
17-77BRASS PASSAGE TUBEOD .250"X1.375" Length
17-157BRASS PICK UP TUBEOD .093"X1.212" Length
17-50BRASS TUBE
OD .187"X1.000" Length
17-7VENT TUBE
OD .315"X1.672" Length
ORIFICE.067
ID .195 .038 WIRE DIA.
.425LENGTH
ID .135 .010 WIRE DIA.
.930LENGTH
ROCHESTER - 5WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332
ROCHESTERB, BC, BV
R71CHOKE ROD
R41ROD CHOKE LINK
( Short )
R40ROD CHOKE LINK
( Long )
85-123PUMP LIFTER
LINK
85-63AIR CLEANER
BRACKET
85-119AIR CLEANER
BRACKET
85-74CHOKE TRIP
LEVER
85-217CHOKE LEVER &
COLLAR ASSEMBLY
85-81FAST IDLE
CAM85-184
CHOKE LEVER
85-72CHOKE LEVER &
COLLAR ASSEMBLY
20-64CHOKE SHAFT
ASSEMBLY
20-68CHOKE SHAFT
ASSEMBLY
R73FAST IDLE
ROD
50-27VACUUM CONTROL
LINK50-22
PUMP LINK
ROCHESTER - 6 WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332
ROCHESTERB, BC, BV
G703BOWL COVER GASKET
1/32" THK.
G1089BOWL COVER GASKET
3/64" THK.
G1118BOWL COVER GASKET
3/64" THK.
ID .885 OD 1.060
G1125FUEL INLET NUTGASKET ( Fiber )
.045 THK.
G778FUEL INLET NUT
GASKET ( Alum. + Rubber )
G385STRAINER NUT
GASKET ( Fiber )
ID .635 OD .812
.031 THK.
ID .875 OD 1.062
.031 THK.
G273SECONDARY TUBE
SEAL O-RING ( Buna )
G418FUEL INLET NUTGASKET ( Fiber )
G1357METERING PASSAGE
GASKET
G1502FUEL INLET NUT
GASKET ( Alum. + Rubber )
G1356CHOKE TUBE
GASKET
ID .250 OD .390
ID .889 OD 1.063
.114 THK.
.020 THK.
.070 THK.
ID .176 OD .316
.031 THK.
ID .885 OD 1.060
ID .410 OD .645
G494FUEL FILTER
GASKET ( Fiber )
.015 THK.
G175CHOKE COVER
GASKET
.046 THK.
.031 THK.
G1032CHOKE COVER
GASKET
G586FUEL INLET NUTGASKET ( Fiber )
85-23PLUNGER WASHER
( Steel )
.046 THK.
ID .188 OD .565
.031 THK.
ID .282 OD .389
.031 THK.
ID .855 OD 1.120
ID 1.975 OD 2.235 ID 1.975 OD 2.235
G978CHOKE COVER
GASKET
.046 THK.
ID 1.975 OD 2.235
ROCHESTER - 7WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332
ROCHESTERB, BC, BV
G558BOWL COVER GASKET
1/32" THK.
G120BOWL COVER GASKET
1/32" THK.
G1223THROTTLE BODY GASKET
1/16" THK.
G164BOWL COVER GASKET
1/32" THK.
G1124THROTTLE BODY GASKET
1/8" THK.
G588THROTTLE BODY GASKET
5/32" THK.
G123THROTTLE BODY GASKET
1/32" THK.
G559THROTTLE BODY GASKET
1/32" THK.
ID 1.750
ID 1.562
G169CHOKE HOUSING GASKET
1/32" THK.
ID 1.562
ID 1.750
ID 1.562
G606FLANGE GASKET
1/16" THK.
G1075FLANGE GASKET
1/16" THK.
ID 1.812 ID 1.690
G608FLANGE GASKET
1/16" THK.
G499FLANGE GASKET
1/16" THK.
G464FLANGE GASKET
1/16" THK.
ID 1.720 ID 1.625
G854FLANGE GASKET
1/4" THK.
ID 1.750ID 1.780
ID .375
90-17-4CHOKE REPAIR
FITTING
.367
64-34464-292
21/32"
100-1BRASS FLOAT
90-43FUEL INLET
FITTING
101-550CHOKE PULL-OF
ASSEMBLY
NUT3/4"
PIPE1/8"
5/8-20
66-32CHOKE THERMOSTAT
SPRING
40-2PLASTIC CHOKE
CAP
40-9COPPER CHOKEBAFFLE PLATE
ROCHESTERB, BC, BV
ROCHESTER - 8 WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332
90-110FUEL INLET
ELBOW FITTING
90-72FUEL INLET
FITTING
NUT1"
1/2-20
7/8-20
7/16-24
NUT1/2"
7/16-24
90-43-1FUEL INLET
FITTING
NUT3/4"
5/8-20
2.85
1 L
engt
h
5/8"
2.77
6 L
engt
h
5/8"
64-120LEATHER PUMP
PLUNGER ASSEMBLY
5/8"
2.92
0 L
engt
h
PUMP PLUNGER ASSEMBLY
Methanol Resistant Cupw/out Delayer Spring64-462Buna Cupw/out Delayer Spring64-231 Buna Cup
w/out Delayer Spring64-327FLUORELASTOMER
BUNA
90-155FUEL INLET
FITTING
1/2-20
7/8-20
NUT1"
90-53FUEL INLET
FITTING
NUT9/16
PIPE1/8
1/2-20
90-74FUEL INLET
FITTING
NUT1"
5/8-18
7/8-20
90-75FUEL INLET
FITTING
7/8-20
NUT1"
90-75-1FUEL INLET FITTING
(Extra Threads)
NUT1"
5/8-18
7/8-20
PIPE1/8"
PIPE1/8"
NUT1/2"
90-16-1CHOKE REPAIR
FITTING
NUT7/16"
7/16-24
5/16-24
31-506VITON NEEDLE &SEAT ASSEMBLY
( .091 Orifice )
PIPE1/8"
G37WASHER( Fiber )
ID.258 OD.404
.031 THK.
18-205NEEDLE
PUMP PLUNGER ASSEMBLYPUMP CUP
PIPE1/8"
5/32HOSEVACUUM HOSE
102-1024CHOKE THERMOSTAT
ASSEMBLY
WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332 ROCHESTER - 9
ROCHESTER"H, HV"
APPLICATION
CORVAIR (6 cyl) .............................................. 1960-69CORVAN (6 cyl) ............................................... 1964-65 MARINE: MARINE: MARINE: MARINE: MARINE: AQUANAUTICS (4 CYL), INBOARD (4 cyl)
ROCHESTER - 10 WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332
ROCHESTERH, HV
1) NUT-FUEL INLET FILTER............................. 90-71
2) GASKET-FUEL INLET NUT .......................... SEE PAGE 12
3) GASKET-FUEL INLET FILTER ..................... SEE PAGE 12
4) FUEL INLET FILTER ..................................... SEE PAGE 11
5) SPRING-FUEL INLET FILTER ...................... SEE PAGE 11
6) SCREW-COVER ............................................ **
7) COVER ...........................................................
8) RETAINER-PUMP ROD ................................. 52-53
9) RETAINER-PUMP ROD (Hairpin) ................. SEE PAGE 11
10) ROD-PUMP ..................................................
11) NEEDLE-IDLE ADJUSTING ........................
12) SPRING-IDLE NEEDLE .............................. SEE PAGE 11
13) SCREW-AIR HORN (Long) ......................... **
14) WASHER ......................................................
15) SCREW-AIR HORN (Short) ........................ **
16) PIN-FLOAT HINGE ...................................... SEE WC# 16
17) FLOAT-ASSEMBLY .....................................
18) CLIP-PUMP PLUNGER ............................... SEE PAGE 11
19) PUMP-PLUNGER ASSEMBLY ................... 64-184
20) NEEDLE & SEAT ASSEMBLY .................... SEE PAGE 12
21) GASKET-NEEDLE SEAT ............................ G59 or 19F
22) GASKET-AIR HORN .................................... SEE PAGE 12
23) AIR HORN ASSEMBLY ...............................
24) SPRING-PUMP RETURN ............................ SEE PAGE 11
25) NEEDLE-PUMP DISCHARGE .................... 54-7
26) SCREW-VENTURI CLUSTER (Long) ........ **
27) SCREW-VENTURI CLUSTER (Short) ........ **
28) WASHER ......................................................
29) VENTURI CLUSTER ASSEMBLY ...............
30) GASKET-VENTURI CLUSTER ................... G479
31) INSERT-MAIN WELL ..................................
32) JET-MAIN METERING ................................ 120-10
33) BODY & BOWL ASSEMBLY ......................
34) GASKET-HEAT INSULATOR ...................... G481
35) NEEDLE-POWER ENRICHMENT ..............
REF# NOMENCLATURE PART#
( 120- Series ) SEE JET CHART AT END OF ROCHESTER SECTION( ** ) REFER TO SCREW CATALOG
ROCHESTER - 11WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332
ROCHESTERH, HV
62-85ROD
RETAINER
62-53ROD END
CLIP RETAINER
54-7PUMP DISCHARGE
NEEDLE
G681RUBBER VENT
VALVE
80-5CHOKE & THROTTLE
PLATE SCREW( 6-32X5/16" )
62-48ROD CLIP
RETAINER 3/32"
Metering Jets
See Back OfRochester Section
85-106PLASTIC CHOKE
LEVER
50-46VACUUM BRAKE
LINK
62-44ROD CLIP
RETAINER 1/8"
90-12CHECK BALL( 5/32" Steel )
22-18CABLE ADAPTER
SWIVEL
85-84PUMP PLUNGER
SPRING RETAINER
62-56ROD
RETAINER
75-22FAST IDLE
CAN SCREW( 12-28 Threads )
66-64IDLE ADJUSTINGSCREW SPRING
ID .204 .038 WIRE DIA.
.590LENGTH
66-44PUMP DELAYER
SPRING
66-15PUMP RETURN
SPRING
66-37FUEL FILTER
INLET SPRING
ID .385 .025 WIRE DIA.
1.580LENGTH
ID .485 .037 WIRE DIA.
2.000LENGTH
ID .535 .025 WIRE DIA.
.940LENGTH
66-51IDLE ADJUSTINGSCREW SPRING
17-75BRASS PASSAGE TUBEOD .187"X750" Length
17-50BRASS TUBE
OD .187"X1.000" Length
17-82BRASS TUBE
OD .187"X2.250" Length
ID .310 .025 WIRE DIA.
.600LENGTH
30-71FUEL INLETSTRAINER
30-53FUEL FILTER
SINTERED BRONZE
30-70FUEL INLETSTRAINER
.870
" L
engt
h
.560
" L
engt
h
ID 5/8"ID 27/64"
ROCHESTER - 12 WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332
ROCHESTERH, HV
G481FLANGE GASKET
3/64" THK.
31-523VITON NEEDLE &SEAT ASSEMBLY
( .101 Orifice )
G482BOWL COVER GASKET
1/32" THK.
G480BOWL COVER GASKET
3/64" THK.
31-514VITON NEEDLE &SEAT ASSEMBLY
( .086 Orifice )
G479VENTURI CLUSTER
GASKET
ID .885 OD 1.060
G1125FUEL INLET NUTGASKET ( Fiber )
.045 THK.
G778FUEL INLET NUT
GASKET ( Alum. + Rubber )
ID .875 OD 1.062
.031 THK.
G418FUEL INLET NUTGASKET ( Fiber )
G1502FUEL INLET NUT
GASKET ( Alum. + Rubber )
ID .889 OD 1.063
.020 THK.
.031 THK.
ID .885 OD 1.060
ID .410 OD .645
G494FUEL FILTER
GASKET ( Fiber )
.015 THK.
G586FUEL INLET NUTGASKET ( Fiber )
.031 THK.
ID .855 OD 1.120
2.50
0 L
engt
h
1/2"
PUMP PLUNGERASSEMBLY ( Corvair )
Buna Cupw/out Delayer Spring64-184
G59FUEL INLET
GASKET ( Fiber )
ID.312 OD.410
.031 THK.
18-219NEEDLE
G59FUEL INLET
GASKET ( Fiber )
ID.312 OD.410
.031 THK.
18-219NEEDLE
19FNOZZLE SEAT
GASKET ( Fiber )
ID.321 OD.441
.062 THK.
90-71FUEL INLET
FITTING
NUT1"
7/16-24
7/8-20
101-413CHOKE PULL-OFF
ASSEMBLY
102-1024CHOKE THERMOSTAT
ASSEMBLY
ID 1.312
64-184-1BUNA
PUMP CUP
.219
29/64"
WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332 ROCHESTER - 13
APPLICATIONBUICK (6 cyl) ................................................... 1968-76CHECKER MOTORS (6 cyl) ............................ 1968-79CHEVROLET (4,6 cyl) ..................................... 1968-79CHEV/GMC TRUCK (6 cyl) ............................. 1968-90OLDSMOBILE (4,6 cyl) ................................... 1968-76PONTIAC (4,6 cyl) ........................................... 1968-78
ROCHESTER"M, MV, 1ME, 1MV"
( MONOJET )
ROCHESTER - 14 WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332
ROCHESTERM, MV
1) NUT-FUEL INLET FILTER............................. SEE PAGE 222) GASKET-FILTER NUT ................................... SEE PAGE 203) FILTER-FUEL ................................................. SEE PAGE 164) SPRING-FUEL FILTER ................................. 66-375) SCREW-AIR CLEANER STUD BRACKET ... **6) BRACKET-AIR CLEANER STUD.................. 85-1197) SCREW-FAST IDLE CAM ............................. **8) CAM-FAST IDLE ............................................9) ROD-CHOKE ................................................. SEE PAGE 1810) SCREW-DIAPHRAGM COVER ................... **11) COVER-DIAPHRAGM ..................................12) LINK ASSY.-VACUUM BRAKE DIAPH. ......13) DIAPHRAGM-VACUUM BRAKE ................. 64-22514) SCREW-IDLE COMPENSATOR COVER ... **15) COVER-IDLE COMPENSATOR ..................16) IDLE COMPENSATOR ASSEMBLY ...........17) GASKET-IDLE COMPENSATOR ................ G60418) SCREW-BOWL COVER (Long) ................. **19) SCREW-BOWL COVER (Short) ................. **20) BOWL COVER ............................................21) GASKET-BOWL COVER ............................ SEE PAGE 2022) HINGE PIN-FLOAT ......................................23) FLOAT-ASSEMBLY ..................................... SEE PAGE 2124) NEEDLE, SEAT & GASKET ASSEMBLY ... SEE PAGE 2225) IDLE-TUBE ASSEMBLY ............................. 17-9826) METERING ROD & SPRING .......................27) SCREW-PUMP & POWER LINK LEVER ... **28) LEVER-PUMP & POWER LINK..................29) LINK-PUMP LEVER .................................... 50-4030) LINK-POWER PISTON ROD ...................... 50-3931) LEVER-PUMP OPERATING .......................32) RETAINER-PUMP SPRING ......................... 85-30133) SPRING-PUMP ............................................ SEE PAGE 1734) PUMP CUP & STEM ASSEMBLY ............... SEE PAGE 2135) SPRING-PUMP RETURN ............................ 66-1536) POWER PISTON ASSEMBLY ....................37) ROD-POWER PISTON ................................38) SPRING-POWER PISTON .......................... SEE PAGE 1739) GUIDE-PUMP DISCH. SPRING .................. 85-1840) SPRING-PUMP DISCHARGE ..................... SEE PAGE 1741) BALL-PUMP DISCHARGE .......................... SEE PAGE 1642) JET-MAIN METERING ................................ 120-Series43) NEEDLE-IDLE ADJUSTING ....................... **44) SPRING-IDLE NEEDLE .............................. SEE PAGE 1745) SCREW-THROTTLE BODY ........................ **46) THROTTLE BODY ASSEMBLY ..................47) GASKET-THROTTLE BODY ....................... SEE PAGE 2148) FLOAT BOWL ASSEMBLY .........................
REF# NOMENCLATURE PART#
( 120- Series ) SEE JET CHART AT END OF ROCHESTER SECTION( ** ) REFER TO SCREW CATALOG
1) SOLENOID-IDLE STOP ................................2) SPRING-SOLENOID .....................................3) SCREW-CHOKE PULL-OFF ......................... **4) CHOKE PULL-OFF ASSEMBLY ................... SEE PAGE 225) HOSE-CHOKE PULL-OFF ............................ 5/32HOSE6) SCREW-RETAINER ....................................... **7) RETAINER-CHOKE COVER ......................... SEE PAGE 168) CHOKE COVER ASSEMBLY ........................ 102-10709) SCREW-FAST IDLE CAM ............................. **10) SCREW-BOWL COVER .............................. **11) BOWL COVER ASSEMBLY ........................12) GASKET-BOWL COVER ............................ SEE PAGE 2013) HINGE PIN-FLOAT ......................................14) FLOAT-ASSEMBLY ..................................... SEE PAGE 2115) NEEDLE, SEAT & GASKET ASSEMBLY ... SEE PAGE 2216) IDLE-TUBE ASSEMBLY ............................. 17-9817) SCREW-PUMP & POWER LINK LEVER ... **18) LEVER-PUMP & POWER LINK ..................19) LINK-PUMP LEVER .................................... 50-4020) LINK-POWER PISTON ROD ...................... 50-3921) ROD-PUMP ..................................................22) PUMP-PISTON ASSEMBLY ....................... SEE PAGE 2123) RETAINER-PUMP SPRING ......................... 85-30124) SPRING-PUMP ............................................ SEE PAGE 1725) SPRING-PUMP RETURN ............................ 66-1526) POWER PISTON & METERING ROD ........27) ROD-POWER PISTON ................................28) SPRING-POWER PISTON .......................... SEE PAGE 1729) JET-MAIN METERING ................................ 120-Series30) GUIDE-PUMP DISCH. SPRING .................. 85-1831) SPRING-PUMP DISCH. BALL .................... SEE PAGE 1732) BALL-PUMP DISCH. CHECK ..................... SEE PAGE 1633) CAP-IDLE LIMITER .....................................34) NEEDLE-IDLE ADJUSTING ....................... **35) SPRING-IDLE ADJUSTING NEEDLE ........ SEE PAGE 1736) SCREW-THROTTLE BODY ........................ **37) THROTTLE BODY ASSEMBLY ..................38) GASKET-THROTTLE BODY ....................... SEE PAGE 2139) FLOAT BOWL ASSEMBLY .........................40) NUT-FUEL INLET FILTER........................... SEE PAGE 2241) GASKET-FILTER NUT ................................. SEE PAGE 2042) FILTER-FUEL............................................... SEE PAGE 1643) SPRING-FUEL FILTER ............................... 66-3744) SEAL-PUMP ROD ....................................... G108445) RETAINER-ROD SEAL ................................ G102146) SEAL-POWER PISTON ROD ..................... G1202
ROCHESTER - 15WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332
REF# NOMENCLATURE PART#
ROCHESTER1ME, 1MV
( 120- Series ) SEE JET CHART AT END OF ROCHESTER SECTION( ** ) REFER TO SCREW CATALOG
85-18PUMP DISCHARGE
SPRING " T " GUIDE
ROCHESTER - 16 WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332
ROCHESTERM, MV, 1ME, 1MV
G1084PUMP ROD
SEAL
30-53FUEL FILTER
SINTERED BRONZE
85-237CHOKE COVER
RETAINER
907FCHOKE COVER
POP RIVET
G1202POWER PISTON
ROD SEAL
62-108THROTTLE ARMSTUD RETAINER
85-297CHOKE COVER
RETAINER
90-13CHECK BALL( 3/16" Steel )
85-203CHOKE COVER
RETAINER
G1201ROD SEALRETAINER
THK5/32"
85-301PUMP PLUNGER
RETAINER
83-6CHECK BALL( 19/64" Lead )
0-80PASSAGE PUMP
JET PLUG( 13/32" Alum. )
G665RUBBER CAP
( 3/8" )
83-1CHECK BALL( 5/32" Lead )
G600-1RUBBER CAP
( 7/32" )
0-90-1BOWL VENT
PLUG( 23/64" Alum. )
85-53EXPANSION PLUG
( 5/16" Alum. )
G600-5RUBBER CAP
( 1/8" )
0-60PLUG
( 11/32" Alum. )
62-44ROD CLIP
RETAINER 1/8"
83-4CHECK BALL( 1/4" Lead )
0-50HIGH-SPEED
PASSAGE PLUG( 21/64" Alum. )
90-20CHECK BALL( 5/32" Alum. )
22-73THROTTLE LEVER
STUD
85-93PUMP DELAYER
SPRING RETAINER
1/4-20 Threads
30-65FUEL FILTER
CHECK VALVE
85-114MAIN METERING
BODY PLUG( 1/4" Aluminum )
30-5430-59
w/o check valve
1" FUEL FILTER
w/ check valve
.699
" L
engt
h
.772
" L
engt
h
5/32HOSEVACUUM HOSE
ROCHESTER - 17WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332
66-16PUMP DISCHARGE
SPRING
80-221CHOKE COVER
SCREW ( Self Tapping )( 10-24x3/8" )
66-76PUMP PLUNGERGARTER SPRING
ID .135 .010 WIRE DIA.
.930LENGTH
80-42CHOKE COVER
SCREW( 8-32X5/16" )
66-15PUMP RETURN
SPRING
66-131IDLE ENRICHMENT
DIAPHRAGM SPRING
80-99CHOKE COVER
SCREW( 10-24X3/8" )
66-44PUMP DELAYER
SPRING
66-68MANUAL CHOKEVALVE SPRING
66-37FUEL FILTER
INLET SPRING
ID .535 .025 WIRE DIA.
.940LENGTH
ID .204 .038 WIRE DIA.
.590LENGTH
66-96METERING ROD
SPRING
66-51IDLE ADJUSTINGSCREW SPRING
ID .385 .025 WIRE DIA.
1.580LENGTH
ID .485 .037 WIRE DIA.
2.000LENGTH
ID .230 .015 WIRE DIA.
.980LENGTH
16-102IDLE MIXTURE
SCREW( 10-32X1.825 )
16-83IDLE MIXTURE
SCREW( 10-32X1.722 )
16-99IDLE MIXTURE
SCREW( 10-32X1.750 )
16-98IDLE MIXTURE
SCREW( 10-32X1.787 )
16-122IDLE MIXTURE
SCREW( 10-32X1.311 )
16-39IDLE MIXTURE
SCREW( 10-32X1.391 )
16-106IDLE MIXTURE
SCREW( 10-32X1.600 )
16-101IDLE MIXTURE
SCREW( 10-32X1.600 )
75-39VENT VALVE
SCREW( 5-40X7/16" )
ROCHESTERM, MV, 1ME, 1MV
75-22FAST IDLE
CAM SCREW( 12-28 Threads )
17-103AIR HORN VACUUM
BRAKE TUBE1.614" Length
17-144BRASS TUBE
OD .187"X1.185" Length
17-50BRASS TUBE
OD.187"X1.000" Length
17-57STEEL TUBE
OD .250"X1.165" Length
ROCHESTER - 18 WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332
ROCHESTERM, MV, 1ME, 1MV
17-109STEEL TUBE1.363" Length
17-77BRASS PASSAGE TUBEOD .250"X1.375" Length
17-82BRASS TUBE
MONO JETOD .187"X2.250" Length
OD.250"
OD.186"
OD.250"
OD.185"
17-40STEEL TUBE
OD .375"X1.365" Length
17-108STEEL SPARKVALVE TUBE1.086" Length
130-81MONO JET
RODR87
CHOKE RODR120
CHOKE ROD
R73FAST IDLE
ROD
50-43LINK PUMP
50-39POWER PISTON
LINK
50-44VACUUM BRAKE
LINK
R138VACUUM BRAKE
LINK
R113CAM TO CHOKE
LEVER LINK
50-40PUMP LEVER
LINK
OD.250"
OD.189"
ROCHESTER - 19WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332
ROCHESTERM, MV, 1ME, 1MV
17-98BRASS IDLE
TUBE ASSEMBLYOD .094"X1.390" Length
17-117STEEL TUBE1.066" Length
ORIFICE.045
OD.186"
OD.165"
20-82CHOKE SHAFT
ASSEMBLY
17-104STEEL " T " TUBE
1.578" Length
17-135BRASS TUBE2.755" Length
OD.186"
OD.186"
OD.250"
OD.187"
85-317THROTTLE PLATE
Size 1" 11/16"
85-318THROTTLE PLATE
Size 1" 7/16"
85-268PLASTIC TERMINAL
CONNECTOR
85-119AIR CLEANER
BRACKET
85-160FAST IDLE
CAM LEVER
85-161CHOKE SHAFT
LEVER
85-158FAST IDLE
CAM LEVER85-184
CHOKE LEVER
85-156AIR CLEANER
BRACKET
WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332ROCHESTER - 20
ROCHESTERM, MV, 1ME, 1MV
G706BOWL COVER GASKET
1/32" THK.
G1068BOWL COVER GASKET
3/64" THK.
G826BOWL COVER GASKET
1/32" THK.
G1247BOWL COVER GASKET
3/64" THK
G1015BOWL COVER GASKET
1/32" THK.
G1248BOWL COVER GASKET
3/64" THK.
G928BOWL COVER GASKET
1/32" THK.
G1249BOWL COVER GASKET
3/64" THK.
.020 THK.
ID .889 OD 1.063
ID .875 OD 1.062
G778FUEL INLET NUT
GASKET( Alum. + Rubber )
.031 THK.
G1502FUEL INLET NUT
GASKET ( Alum. + Rubber )
.046 THK.
G599AIR CLEANER
GASKET
ID 2.645 OD 3.070
G1125FUEL INLET NUTGASKET ( Fiber )
ID .885 OD 1.060
.045 THK.
ID .250 OD .375
ID .885 OD 1.060
G604IDLE COMPENSATOR
GASKET ( Cork )
G418FUEL INLET NUTGASKET ( Fiber )
.031 THK.
.090 THK.
G494FUEL FILTER
GASKET ( Fiber )
ID .410 OD .645
.015 THK.
G586FUEL INLET NUTGASKET ( Fiber )
G272PUMP STEM
SEAL O-RING ( Buna )
G75PUMP JET
GASKET ( Fiber )
ID .230 OD .379
.031 THK.
ID .239 OD .379
.070 THK.
ID .885 OD 1.120
.031 THK.
ROCHESTERM, MV, 1ME, 1MV
ROCHESTER - 21WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332
100-51BRASS FLOAT
100-8NITROPHYL FLOAT
100-47NITROPHYL FLOAT
2.35
8 L
engt
h
21/32"2.51
8 L
engt
h
21/32"2.37
1 L
engt
h
21/32"
Methanol Resistant CupWith Delayer Spring
2.32
5 Le
ngth
64-388Buna Cupw/out Delayer Spring64-424
64-425
Methanol Resistant Cupw/out Delayer Spring
* * * * * * * * Methanol Resistant Cupw/out Delayer Spring64-404Buna Cupw/out Delayer Spring64-403
Methanol Resistant L Cupw/out Delayer Spring64-387Buna L Cupw/out Delayer Spring64-224
64-391Buna Cupw/out Delayer Spring64-293
Methanol Resistant Cupw/out Delayer Spring
21/32"
PUMP PLUNGER ASSEMBLY( No Garter Spring )
PUMP PLUNGER ASSEMBLY( No Garter Spring ) PUMP PLUNGER ASSEMBLY PUMP PLUNGER ASSEMBLY
G856FLANGE GASKET
G985FLANGE GASKET
G755FLANGE GASKET
G608FLANGE GASKET
G832FLANGE GASKET
G756FLANGE GASKET
G854FLANGE GASKET
.362
64-34064-198-1 BUNA
FLUORELASTOMER64-34464-292 BUNA
.367
21/32"
FLUORELASTOMER
PUMP CUP PUMP CUP
11/16"
G898THROTTLE BODY GASKET
3/32 THK.
G829THROTTLE BODY GASKET
3/32" THK.
G657THROTTLE BODY GASKET
3/32" THK.
G712THROTTLE BODY GASKET
3/32" THK.
64-225VACUUM BRAKE
DIAPHRAGM
.156 THK.
ID 1.500
.031 THK.
ID 1.500
.062 THK.
ID 1.780
.156 THK.
ID 1.780
.250 THK.
ID 1.780
.250 THK.
ID 1.780
.031 THK.
ID 1.780
ROCHESTER - 22 WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332
ROCHESTERM, MV, 1ME, 1MV
101-835CHOKE PULL-OFF
ASSEMBLY
31-549VITON NEEDLE &SEAT ASSEMBLY
( .110 Orifice )18-216NEEDLE
31-565VITON NEEDLE &SEAT ASSEMBLY
( .076 Orifice )
31-575VITON NEEDLE &SEAT ASSEMBLY
( .119 Orifice )
G59FUEL INLET
GASKET ( Fiber )
ID.312 OD.410 .031 THK.
18-216NEEDLE
(With dump slots)(Without dump slots)
90-88FUEL INLET
HOSE FITTING
90-123REDUCER FITTING
90-74FUEL INLET
FITTING
90-75FUEL INLET
FITTING
90-72FUEL INLET
FITTING
90-43FUEL INLET
FITTING
NUT3/4"
5/8-20
NUT1"
1/2-20
7/8-20
NUT1"
PIPE1/8"
7/8-20
NUT1"
5/8-18
7/8-20
NUT3/4
90-42FUEL INLET
FITTING
5/8-20
1/2-20
90-42-1FUEL INLET FITTING
(Extra Threads)
1/2-20
5/8-20
NUT3/4"
90-75-1FUEL INLET FITTING
(Extra Threads)
NUT1"
5/8-18
7/8-20
90-43-1FUEL INLET
FITTING
NUT1/2"
1/2-20
5/16
90-141FUEL INLET
HOSE FITTING
NUT7/16"
1/4
PIPE1/8
90-114FUEL INLET
HOSE FITTING
NUT3/4"
3/8
5/8-18
5/8-18
NUT3/4
90-52BASE PLUG
FITTING
NUT7/16"
PIPE1/8
102-1060CHOKE THERMOSTAT
ASSEMBLY
102-1024CHOKE THERMOSTAT
ASSEMBLY
102-1002CHOKE THERMOSTAT
ASSEMBLY
102-1057CHOKE THERMOSTAT
ASSEMBLY
102-1070CHOKE THERMOSTAT
ASSEMBLY
101-806CHOKE PULL-OFF
ASSEMBLY
101-709CHOKE PULL-OFF
ASSEMBLY
101-860CHOKE PULL-OFF
ASSEMBLY
101-807CCHOKE PULL-OFF
ASSEMBLY
NUT3/4
PIPE1/8
5/8-20
PIPE1/4"
PIPE1/8
31-698VITON NEEDLE &SEAT ASSEMBLY
( .119 Orifice )18-216NEEDLE
G1205NEEDLE & SEAT
WASHER ( Alum. + Rubber )
ID.319 OD.421 .026 THK.
G59FUEL INLET
GASKET ( Fiber )
ID.312 OD.410 .031 THK.
18-216NEEDLE
G1205NEEDLE & SEAT
WASHER ( Alum. + Rubber )
ID.319 OD.421 .026 THK.
WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332 ROCHESTER - 23
APPLICATION
BUICK (6,8 cyl) ........................... 1961-78CADILLAC (8 cyl) ....................... 1958-60CHECKER MOTORS (6,8 cyl) .... 1963-78CHEVROLET (4,6,8 cyl ) ............ 1955-78CHEV./GMC TRUCK (8 cyl) ....... 1955-90DIVCO TRUCK ***** ***** *****DODGE (8 cyl) ............................ 1971DODGE TRUCK (8 cyl) .............. 1971
ROCHESTER"2G, 2GC, 2GE, 2GV"
( TWO-JET )
JEEP (6,8 cyl) ............................. 1966-71OLDSMOBILE (6,8 cyl) .............. 1955-78PLYMOUTH (8 cyl) ..................... 1971PONTIAC (6,8 cyl) ...................... 1955-78STUDEBAKER (8 cyl) ................ 1965WHITE MOTORS TRUCK (8 cyl) 1967MARINE:MARINE:MARINE:MARINE:MARINE: CRUSADER (4,6,8 cyl)CHRIS CRAFT (8 cyl), GRAY (8 cyl)PALMER(6 cyl)
APPLICATION
ROCHESTER - 24 WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332
ROCHESTER2G, 2GC, 2GE, 2GV
1) RETAINER-PUMP ROD ................................. SEE PAGE 262) ROD-PUMP .................................................... SEE PAGE 293) SCREW-FAST IDLE CAM ............................. 25-224) CAM-FAST IDLE ............................................ SEE PAGE 295) SCREW-TRIP LEVER ................................... **6) LEVER-TRIP .................................................. 85-2167) LEVER AND COLLAR-CHOKE .................... 85-2198) ROD CHOKE.................................................. SEE PAGE 299) SCREW-IDLE VENT VALVE ......................... **10) SHIELD-IDLE VENT VALVE ....................... 85-6411) VALVE-IDLE VENT ......................................12) FITTING-FUEL INLET ................................. SEE PAGE 3813) GASKET-FUEL INLET FITTING ................. SEE PAGE 3014) GASKET-FUEL FILTER .............................. SEE PAGE 3015) FILTER-FUEL INLET ................................... SEE PAGE 2716) SPRING-FUEL FILTER ............................... SEE PAGE 2817) SCREW-STAT COVER RETAINER ............. **18) RETAINER-STAT COVER TOOTHED ......... SEE PAGE 2619) RETAINER-STAT COVER PLAIN ................ SEE PAGE 2620) STAT COVER & SPRING ASSY. ................. SEE PAGE 3721) GASKET-STAT COVER ............................... SEE PAGE 30 & 3122) PLATE-CHOKE BAFFLE ............................. 40-923) GASKET-CHOKE HOUSING ...................... SEE PAGE 3024) SCREW-BOWL COVER (Extra Long) ....... **25) SCREW-BOWL COVER .............................. **26) BOWL COVER ASSEMBLY ........................27) PIN-FLOAT HINGE ...................................... SEE PAGE 2828) FLOAT & LEVER ASSEMBLY .................... SEE PAGE 3629) NEEDLE, SEAT & GASKET ASSY. ............ SEE PAGE 3930) GASKET-BOWL COVER ............................ SEE PAGE 3331) RETAINER-PUMP PLUNGER ..................... SEE PAGE 2632) PUMP PLUNGER ........................................ SEE PAGE 3533) POWER PISTON ASSEMBLY ....................34) SCREW-VENTURI CLUSTER CENTER ..... **35) WASHER-FIBER-VENTURI CLUSTER ...... SEE PAGE 3036) SCREW-VENTURI CLUSTER ..................... **37) VENTURI CLUSTER ASSEMBLY ...............38) GASKET-VENTURI CLUSTER ASSY. ........ SEE PAGE 3139) INSERT-MAIN WELL ..................................40) SPRING-PUMP RETURN ............................ SEE PAGE 2841) BALL-PUMP INTAKE .................................. SEE PAGE 2642) GUIDE-PUMP DISCHARGE BALL ............. 85-5943) SPRIN-PUMP DISCHARGE BALL ............. SEE PAGE 2844) BALL-PUMP DISCHARGE .......................... SEE PAGE 2645) POWER VALVE ASSEMBLY ....................... SEE PAGE 2646) GASKET-POWER VALVE ........................... SEE PAGE 3047) JETS-MAIN METERING .............................. 120-1048) SCREW-THROTTLE BODY TO BOWL ...... **49) BOWL-ASSY.-FLOAT ..................................50) GASKET-THROTTLR BODY ....................... SEE PAGE 3250A) GASKET-THROTTLE BODY .................... SEE PAGE 3250B) GASKET-THROTTLE BODY .................... SEE PAGE 3251) THROTTLE BODY ASSEMBLY ..................52) NEEDLE-IDLE ADJUSTING ....................... SEE PAGE 2753) SPRING-IDLE ADJUSTING NEEDLE ........ SEE PAGE 2854) GASKET-FLANGE ....................................... SEE PAGE 3455) NEEDLE-IDLE AIR ADJUSTING ................ SEE PAGE 2756) SPRING-IDLE AIR ADJUSTING ................. SEE PAGE 2857) SCREW-COVER IDLE COMPENSATOR ... **58) COVER-IDLE COMPENSATOR ..................59) SCREW-IDLE COMPENSATOR VALVE ..... **60) VALVE-IDLE COMPENSATOR ...................61) GASKET-IDLE COMPENSATOR VALVE ... G36662) STAT COVER & SPRING ASSY. ................. SEE PAGE 3763) RETAINER-FILTER ......................................64) FILTER-AIR INTAKE ....................................65) RETAINER-VACUUM CONTROL ROD .......66) ROD-VACUUM CONTROL .......................... SEE PAGE 2967) SCREW-STAT ROD LEVER ........................ **68) LEVER-STAT ROD ......................................69) SCREW-VACUUM CONTROL .................... **70) VACUUM-BREAK CONTROL ..................... SEE PAGE 3671) HOSE-VACUUM BREAK CONTROL .......... 5/32HOSE
REF# NOMENCLATURE PART#
( 120- Series ) SEE JET CHART AT END OF ROCHESTER SECTION( ** ) REFER TO SCREW CATALOG
1) FITTING-FUEL INLET ................................... SEE PAGE 382) GASKET-FUEL INLET .................................. SEE PAGE 303) FUEL-FILTER................................................. SEE PAGE 274) SPRING-FUEL FILTER ................................. SEE PAGE 285) RETAINER-PUMP ROD ................................. SEE PAGE 266) ROD-PUMP .................................................... SEE PAGE 297) SCREW-THROTTLE LEVER (Long) ............ **8) SCREW-THROTTLE LEVER (Short) ........... **9) THROTTLE LEVER ASSEMBLY ..................10) GASKET-THROTTLE LEVER ..................... G95111) ROD-CHOKE................................................ SEE PAGE 2912) SCREW-BOWL COVER (Long) ................. **13) SCREW-BOWL COVER (Short) ................. **14) BRACKET-CHOKE CABLE ........................15) BOWL COVER ASSEMBLY ........................16) PIN-FLOAT HINGE ...................................... SEE PAGE 2817) FLOAT ASSEMBLY ..................................... SEE PAGE 3618) NEEDLE, SEAT & GASKET ASSY. ............ SEE PAGE 3919) GASKET-BOWL COVER ............................ SEE PAGE 3320) BAFFLE-FUEL .............................................21) LEVER & SHAFT ASSY.-PUMP .................. SEE PAGE 2922) WASHER-LEVER & SHAFT ........................ SEE PAGE 3023) LEVER-ASSY.-PUMP ..................................24) RETAINER-PUMP ........................................ SEE PAGE 2625) PUMP ASSEMBLY ...................................... SEE PAGE 3526) SEAL-PUMP LEVER & SHAFT .................. 64-26527) POWER PISTON ASSEMBLY ....................28) SPRING-PUMP RETURN ............................ SEE PAGE 2829) BALL-PUMP INTAKE CHECK .................... SEE PAGE 2630) POWER VALVE ASSEMBLY ....................... SEE PAGE 2631) GASKET-POWER VALVE ........................... SEE PAGE 3032) POWER VALVE ASSEMBLY ....................... SEE PAGE 2633) GASKET-POWER VALVE ........................... SEE PAGE 3034) JETS-MAIN METERING .............................. 120-1035) SCREW-VENTURI CLUSTER ..................... **36) GASKET-CENTER SCREW ........................ SEE PAGE 3037) SCREW-VENTURI CLUSTER ..................... **38) VENTURI CLUSTER ASSY. ........................39) GASKET-VENTURI CLUSTER ................... SEE PAGE 3140) GUIDE-PUMP DISCHARGE SPRING......... 85-5941) SPRING-PUMP DISCHARGE ..................... SEE PAGE 2842) BALL-PUMP DISCHARGE .......................... SEE PAGE 2643) NUT-THROTTLE ACTUATOR .....................44) WASHER-LOCKING TAB ............................45) ACTUATOR-THROTTLE LEVER ................46) SCREW-THROTTLE BODY ........................ **47) BOWL ASSEMBLY ......................................48) GASKET-THROTTLE BODY ....................... SEE PAGE 3249) NEEDLE-IDLE ADJUSTING ....................... **50) SPRING-IDLE ADJUSTING NEEDLE ........ SEE PAGE 2851) SCREW-GOV. HOUSING COVER .............. **52) COVER-GOVERNOR HOUSING ................53) SPRING-GOVERNOR .................................54) NUT-GOVERNOR LEVER ...........................55) WASHER-GOVERNOR LEVER .................. SEE PAGE 3056) LEVER & PIN ASSY. GOVERNOR .............57) SCREW-DIAPHRAGM COVER ................... **58) DIAPHRAGM COVER-GOVERNOR ...........59) DIAPHRAGM ASSY.-GOVERNOR .............. 64-32160) SCREW-GOVERNOR ASSY. ...................... **61) RETAINER-THROTTLE SHAFT SEAL .......62) SEAL-THROTTLE SHAFT ........................... G45063) GOVERNOR HOUSING ..............................64) GASKET-GOVERNOR-HOUSING .............. G44165) THROTTLE BODY ASSEMBLY ..................
ROCHESTER - 25WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332
REF# NOMENCLATURE PART#
ROCHESTER2G, W/ GOVERNOR
( 120- Series ) SEE JET CHART AT END OF ROCHESTER SECTION( ** ) REFER TO SCREW CATALOG
83-3CHECK BALL( 3/16" Lead )
90-13CHECK BALL( 3/16" Steel )
90-20CHECK BALL( 5/32" Alum. )
62-52ROD END
CLIP RETAINER
90-12CHECK BALL( 5/32" Steel )
62-53ROD END
CLIP RETAINER
85-50EXPANSION PLUG( 3/8" Aluminum )
62-48ROD CLIP
RETAINER 3/32"
62-56ROD
RETAINER
62-44ROD CLIP
RETAINER 1/8"
62-104ROD
RETAINER
85-59PUMP DISCHARGESPRING " T " GUIDE
85-202CHOKE COVER
RETAINER
85-60STAT COVERRETAINER
85-297CHOKE COVER
RETAINER
85-48EXPANSION PLUG( 5/8" Aluminum )
Metering Jets
See Back OfRochester Section
90-19CHECK BALL( 3/16" Alum. )
62-85ROD
RETAINER
32-11COTTER PIN( 3/64"X3/8" )
62-83ROD
RETAINER
62-58ROD
RETAINER
62-46ROD
RETAINER
85-237CHOKE COVER
RETAINER
62-108THROTTLE ARMSTUD RETAINER
85-82PUMP DELAYER
SPRING RETAINER
85-93PUMP DELAYER
SPRING RETAINER85-340
LOCKWASHER
85-122IDLE LIMITER
CAP
64-265CHOKE SHAFT
SEAL
85-71LEVER
G1317FELT SPACER
G450LEATHER THROTTLE
SHAFT SEAL
G622THROTTLE LEVER
GROMMET
G681RUBBER VENT
VALVE
85-64IDLE VENTBRACKET
ROCHESTER - 26 WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332
ROCHESTER2G, 2GC, 2GE, 2GV
56-2POWER VALVE
ASSEMBLY
30-65FUEL FILTER
CHECK VALVE
0-90-1BOWL VENT
PLUG( 23/64" Alum. )
0-99PLUG
( 1/4" Aluminum )
0-70PUMP JET
RIVET PLUG( 27/64" Aluminum )
0-86PLUG
( 1/4" Aluminum )
85-114MAIN METERING
BODY PLUG( 1/4" Aluminum )
85-132EXPANSION PLUG( 7/8" Aluminum )
0-80PASSAGE PUMP
JET PLUG( 13/32" Alum. )
G600-5RUBBER CAP
( 1/8" )
G600-1RUBBER CAP
( 7/32" )
0-60PLUG
( 11/32" Aluminum )
83-4CHECK BALL( 1/4" Lead )
83-1CHECK BALL( 5/32" Lead )
83-6CHECK BALL( 19/64" Lead )
83-2CHECK BALL( 7/64" Lead )
90-21CHECK BALL
( 1/8" Carbon Steel )
56-40POWER VALVE
ASSEMBLY
56-41POWER VALVE
ASSEMBLY
ROCHESTER - 27WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332
ROCHESTER2G, 2GC, 2GE, 2GV
80-2THROTTLE
PLATE SCREW( 3-48X1/4" )
80-5CHOKE & THROTTLE
PLATE SCREW( 6-32X5/16" )
80-86BOWL COVER
SCREW( 10-32X7/8" )
80-123BOWL COVER
SCREW( 12-28X7/8" )
80-42CHOKE COVER
SCREW( 8-32X5/16" )
80-10IDLE VENT
VALVE SCREW( 5-40X1/4" )
80-30THROTTLE SHAFT
SCREW( 6-32X5/16" )
16-138IDLE MIXTURE
SCREW( 10-32X2.055 )
16-130IDLE MIXTURE
SCREW( 10-32X1.850 )
16-98IDLE MIXTURE
SCREW( 10-32X1.787 )
22-69THROTTLE LEVER
STUD
22-25THROTTLE LEVER
BALL STUD
7/32" Ball
1/4-20 Threads
.937
" L
engt
h
22-72THROTTLE LEVER
STUD
22-24THROTTLE LEVER
BALL STUD
22-70THROTTLE LEVER
BALL STUD
22-73THROTTLE LEVER
STUD
22-126THROTTLE LEVER
STUD
16-101IDLE MIXTURE
SCREW( 10-32X1.600 )
16-102IDLE MIXTURE
SCREW( 10-32X1.825 )
16-99IDLE MIXTURE
SCREW( 10-32X1.750 )
22-17PLASTIC THROTTLE
LEVER BUSHING
22-4-1BRASS BUSHING( Shaft Size 1/4" )
22-8CABLE ADAPTER
SWIVEL
22-91STEEL BUSHING
22-39SSTEEL BUSHING
22-39LBRASS BUSHING
1/4" Ball
1/4-28 Threads
.928
" L
engt
h
1/4" Ball
5/16-18 Threads
1.02
0" L
engt
h
1/4-20 Threads
.699
" L
engt
h
5/16-18 Threads.9
10"
Len
gth
5/16-18 Threads
.875
" L
engt
h
5/16-18 Threads
1.00
0" L
engt
h
30-5530-60
w/o check valve
2" FUEL FILTER
w/ check valve30-5430-59
w/o check valve
1" FUEL FILTER
w/ check valve30-71
FUEL INLETSTRAINER
30-53FUEL FILTER
SINTERED BRONZE
30-70FUEL INLETSTRAINER
75-22 FAST IDLE
CAM SCREW( 12-28 Threads )
16-122IDLE ADJUSTING
SCREW( 10-32X1.311 )
.460
Len
gth
ID .250
OD .418
OD .562
.390
Len
gth
ID .250
OD .418
OD .562
.600
Len
gth
ID .250
OD .418
OD .562
OD .380 OD .380OD .380
22-51BRASS BUSHING( Shaft Size 5/16" )
OD .345
ID .312
.375
Len
gth OD .303
KnurledOD .318
ID .250
.500
Len
gth
.870
" L
engt
h
.560
" L
engt
h
ID 5/8"ID 27/64"
32-17FLOAT PIN
OD .092"X1.313" Length
17-7-2PUMP DISCHARGE TUBEOD .250"X1.000" Length
17-27BRASS TUBE
OD .250"X1.130" Length
17-77BRASS PASSAGE TUBEOD .250"X1.375" Length
17-7VENT TUBE
OD .315"X1.672" Length
32-24FLOAT PIN
OD .095X1.720" Length
32-42FLOAT PIN
OD .095"X1.560" Length
ROCHESTER - 28 WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332
ROCHESTER2G, 2GC, 2GE, 2GV
ID .204 .038 WIRE DIA.
.590LENGTH
66-44PUMP DELAYER
SPRING
66-15PUMP RETURN
SPRING
66-16PUMP DISCH.
SPRING
66-1IDLE ADJUSTINGSCREW SPRING
ID .195 .032 WIRE DIA.
.500LENGTH
66-37FUEL FILTER
INLET SPRING
67-3PUMP PLUNGER
SPRING
ID .385 .025 WIRE DIA.
1.580LENGTH
ID .485 .037 WIRE DIA.
2.000LENGTH
ID .535 .025 WIRE DIA.
.940LENGTH
ID .335 .035 WIRE DIA.
3.400LENGTH
66-51IDLE ADJUSTINGSCREW SPRING
66-3IDLE ADJUSTINGSCREW SPRING
ID .195 .038 WIRE DIA.
.425LENGTH
ID .135 .010 WIRE DIA.
.930LENGTH
66-88PUMP PLUNGERGARTER SPRING
66-76PUMP PLUNGERGARTER SPRING
66-64IDLE ADJUSTINGSCREW SPRING
ID .310 .025 WIRE DIA.
.600LENGTH
17-7-1BRASS TUBE
OD .250"X1.615" Length
32-27FLOAT PIN
OD .081"X.380" Length
17-50BRASS TUBE
OD .187"X1.000" Length
17-57STEEL TUBE
OD .250"X1.165" Length
17-116BRASS PASSAGE TUBEOD .093"X1.426" Length
ORIFICE.032
ROCHESTER2G, 2GC, 2GE, 2GV
R135CHOKE ROD
17-123STEEL TUBE
OD .250"X1.885" Length
85-219CHOKE LEVER
85-205LEVER
85-159LEVER
85-216LEVER
85-319THROTTLE PLATE
Size 1" 7/16"
R132CHOKE LINK
R72CHOKE ROD
R104CHOKE ROD
20-90CHOKE SHAFT ASSY.
20-61CHOKE SHAFT ASSY.
17-40STEEL TUBE
OD .375"X1.365" Length
R42CHOKE ROD
R74CHOKE ROD
17-104STEEL " T " TUBE
1.578" Length
17-114STEEL TUBE1.120" Length
OD.250"
OD.187"
OD.186"
OD.186"
17-109STEEL TUBE1.363" Length
OD.250"
OD.185"
17-115PLASTIC "T" TUBE
1.450" Length
17-108STEEL SPARKVALVE TUBE1.086" Length
OD.250"
OD.189"
OD.180"
OD.180"
OD.180"
R123VACUUM BRAKE
RODR125
VACUUM LINKR124
CHOKE RODR44
CHOKE ROD
50-26VACUUM CONTROL
RODR71
CHOKE ROD
R112CHOKE ROD
ROCHESTER - 29WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332
85-167AIR CLEANER
BRACKET ASSEMBLY
50-46VACUUM BRAKE
LINK
R100PUMP ROD
85-317THROTTLE PLATE
Size 1" 11/16"
OD.250"
ID .885 OD 1.060
G1125FUEL INLET NUTGASKET ( Fiber )
.045 THK.
G778FUEL INLET NUT
GASKET ( Alum. + Rubber )
G385STRAINER NUT
GASKET ( Fiber )
ID .635 OD .812
.031 THK.
ID .875 OD 1.062
.031 THK.
G604IDLE COMPENSATOR
GASKET ( Cork )
G418FUEL INLET NUTGASKET ( Fiber )
G59FUEL INLET
GASKET ( Fiber )
G1502FUEL INLET NUT
GASKET ( Alum. + Rubber )
G1316CHOKE RODSEAL ( Felt )
ID .187 OD .360
ID .889 OD 1.063
.062 THK.
.020 THK.
.090 THK.
ID .250 OD .375
.031 THK.
ID .885 OD 1.060
ID .410 OD .645
G494FUEL FILTER
GASKET ( Fiber )
.015 THK.
G871POWER VALVE
WASHER ( Fiber )
.031 THK.
.031 THK.
G463WATER JACKETSCREW GASKET
G1144FUEL VALVE SEATWASHER ( Copper )
85-28PLUNGER
WASHER ( Steel )
.010 THK.
ID .232 OD .569
.031 THK.
ID .312 OD .410
.031 THK.
ID .312 OD .436
ID .405 OD .515
ID .268 OD .500
G405POWER VALVE
GASKET ( Fiber )
G1158PUMP DISCHARGE
NOZZLEGASKET ( Fiber )
G74FIBER WASHER
ID .168 OD .315
.031 THK.
.031 THK.
ID .350 OD .435
G365STEP UP JET
GASKET ( Fiber )
.031 THK.
ID .192 OD .322
.031 THK.
ID .200 OD .325
G495CHOKE HOUSINGGASKET ( Rubber )
.031 THK.
ID .187 OD .317
.015 THK.
G1330FUEL FILTER
GASKET ( Fiber )
ID .312 OD .725
.031 THK.
G589CHOKE COVER
GASKET
ID 1.250 OD 1.468
G816FUEL INLET
FITTING GASKET ( Nylon )
G771FIBER WASHER
G824FIBER WASHER
ID .186 OD .316
.046 THK.
ID .405 OD .488
.031 THK.
ID .782 OD .930
.031 THK.
G1126FUEL FITTING
GASKET ( Nylon )
ID .875 OD 1.032
.063 THK.
WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332ROCHESTER - 30
ROCHESTER2G, 2GC, 2GE, 2GV
G112BOWL STRAINER
NUT GASKET
G586FUEL INLET NUTGASKET ( Fiber )
ID .606 OD .856
.031 THK.
ID .855 OD 1.120
.031 THK.
85-110THROTTLE RODWASHER ( Steel )
ID .124 OD .311
.031 THK.
G50NEEDLE & SEATGASKET ( Fiber )
ID .309 OD .434
.031 THK.
ROCHESTER - 31WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332
ROCHESTER2G, 2GC, 2GE, 2GV
G1408VENTURI CLUSTER
GASKET
G574VENTURI CLUSTER
GASKET
G219VENTURI CLUSTER
GASKET
G722VENTURI CLUSTER
GASKET
G630VENTURI CLUSTER
GASKET
G1087VENTURI CLUSTER
GASKET
G809VENTURI CLUSTER
GASKET
G810VENTURI CLUSTER
GASKET
G727VENTURI CLUSTER
GASKET
G779VENTURI CLUSTER
GASKET
G1634VENTURI CLUSTER
GASKET
G496VENTURI CLUSTER
GASKET
G1032CHOKE COVER
GASKET
ID 1.975 OD 2.235
G175CHOKE COVER
GASKET
.046 THK.
.031 THK.
ID 1.975 OD 2.235
.046 THK.
G599AIR CLEANER
GASKET
ID 2.645 OD 3.070
.046 THK.
G978CHOKE COVER
GASKET
ID 1.975 OD 2.235
.046 THK.
G977AIR CLEANER
GASKET
ID 3.072 OD 3.572
G367CHOKE HOUSING
GASKET
G212CHOKE HOUSING
GASKET
G955CHOKE HOUSING
GASKET
G853CHOKE HOUSING
GASKET
G366IDLE COMPENSATOR
GASKET
G522THROTTLE BODY GASKET
1/32" THK.
G330THROTTLE BODY GASKET
1/32" THK.
G395THROTTLE BODY GASKET
1/32" THK.
G693THROTTLE BODY GASKET
3/32" THK.
G570THROTTLE BODY GASKET
3/32" THK.
G493THROTTLE BODY GASKET
1/32" THK.
G751THROTTLE BODY GASKET
1/32" THK.
G786THROTTLE BODY GASKET
1/32" THK.
G523THROTTLE BODY GASKET
1/16" THK.
G757THROTTLE BODY GASKET
1/32" THK.
G671THROTTLE BODY GASKET
3/32" THK.
G814THROTTLE BODY GASKET
1/32" THK.
G904THROTTLE BODY GASKET
3/32" THK.
G625THROTTLE BODY GASKET
1/32" THK.
G997THROTTLE BODY GASKET
3/32" THK.
G821THROTTLE BODY GASKET
1/32" THK.
ROCHESTER - 32 WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332
ROCHESTER2G, 2GC, 2GE, 2GV
G952VENT VALVE
GASKET
G451IDLE COMPENSATOR
GASKET
G846VENT VALVE
GASKET
G442THROTTLE LEVER
GASKET
G441GOVERNOR THROTTLE
LEVER GASKET
G951GOVERNOR THROTTLE
LEVER GASKET
G1347THROTTLE BODY GASKET
3/32" THK.
G329THROTTLE BODY GASKET
1/32" THK.
ROCHESTER - 33WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332
ROCHESTER2G, 2GC, 2GE, 2GV
G754BOWL COVER GASKET
1/32" THK.
G401BOWL COVER GASKET
1/32" THK.
G708BOWL COVER GASKET
1/32" THK.
G759BOWL COVER GASKET
1/32" THK.
G812BOWL COVER GASKET
1/32" THK.
G1278BOWL COVER GASKET
1/32" THK.
G811BOWL COVER GASKET
1/32' THK.
G1088BOWL COVER GASKET
3/64" THK.
G813BOWL COVER GASKET
1/32" THK.
G956BOWL COVER GASKET
1/32" THK.
G520BOWL COVER GASKET
1/32" THK.
ROCHESTER - 34 WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332
ROCHESTER2G, 2GC, 2GE, 2GV
G799FLANGE GASKET
1/4" THK.
G252FLANGE GASKET
1/16" THK.
G787FLANGE GASKET
1/8" THK.
G752FLANGE GASKET
1/16" THK.
G947FLANGE GASKET
.020" THK. ( Metal Plate )
G833FLANGE GASKET
1/32" THK.
G573FLANGE GASKET
1/16" THK.
G781FLANGE GASKET
1/4" THK.
G525FLANGE GASKET
1/16" THK.
G834FLANGE GASKET
1/16" THK.
G526FLANGE GASKET
1/16" THK.
G788FLANGE GASKET
5/16" THK.
G331FLANGE GASKET
1/16" THK.
G533FLANGE GASKET
1/16" THK.
G793FLANGE GASKET
1/16" THK.
G251FLANGE GASKET
1/16" THK.
G940FLANGE GASKET
1/4" THK.
G837FLANGE GASKET
1/8" THK.
G677FLANGE GASKET
1/16" THK.
G961FLANGE GASKET
5/16" THK.
G724FLANGE GASKET
1/4" THK.
G1017FLANGE GASKET
7/32" THK.
G798FLANGE GASKET
1/16" THK.
G823FLANGE GASKET
1/4" THK.
G969FLANGE GASKET
1/16" THK.
G841FLANGE GASKET
1/4" THK.
G782FLANGE GASKET
1/4" THK.
G1120FLANGE GASKET
1/4" THK.
.367
64-34464-292
66-32CHOKE THERMOSTAT
SPRING
40-2PLASTIC CHOKE
CAP
ROCHESTER2G, 2GC, 2GE, 2GV
ROCHESTER - 35WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332
FLUORELASTOMER
BUNA
PUMP CUP
64-173BUNA
PUMP CUP
64-172BUNA
PUMP CUP
64-299BUNA
PUMP CUP
3/4" 3/4" 21/32"
.375 .355.375
64-34564-298
PUMP CUP
43/64"
.325
FLUORELASTOMER
BUNA
2.59
0 L
engt
h
21/32" 2.64
0 L
engt
h3/4"
2.50
0 L
engt
h
Buna Cupw/out Delayer Spring64-263
64-427Buna Cupw/out Garter Spring64-228
Methanol Resistant CupWith Garter Spring
PUMP PLUNGERASSEMBLY
64-426Buna Cupw/out Garter Spring64-223
Methanol Resistant CupWith Garter Spring
PUMP PLUNGERASSEMBLY
PUMP PLUNGERASSEMBLY
Methanol Resistant Cupw/out Delayer Spring
Methanol Resistant Cupw/out Delayer Spring
PUMP PLUNGER ASSEMBLY
Methanol Resistant CupWith Delayer Spring
64-410Buna Cupw/out Garter Spring64-161
Buna CupWith Garter Spring
64-411
PUMP PLUNGER ASSEMBLY
Methanol Resistant CupWith Delayer Spring
64-251
Buna Cupw/out Delayer Spring64-418
64-421Buna CupWith Delayer Spring
* * * * * * * *64-419
64-412
* * * * * * * *
2.51
0 L
engt
h
2.59
1 L
engt
h
PUMP PLUNGER ASSEMBLY
Methanol Resistant CupWith Delayer Spring64-420Buna CupWith Delayer Spring64-277
PUMP PLUNGER ASSEMBLY
Methanol Resistant CupWith Delayer Spring64-416Buna CupWith Delayer Spring64-252
Methanol Resistant CupWith Delayer Spring64-415 64-417
Buna Cupw/out Delayer Spring
2.38
0 L
engt
h
3/4" 2.41
5 L
engt
h
PUMP PLUNGER ASSEMBLY
Methanol Resistant Cupw/out Delayer Spring
64-376Buna CupWith Delayer Spring64-284
64-409
Methanol Resistant CupWith Delayer Spring
* * * * * * * *
64-408
PUMP PLUNGER ASSEMBLY
Buna CupWith Delayer Spring64-281
PUMP PLUNGER ASSEMBLY
Buna CupWith Delayer Spring64-314
Methanol Resistant CupWith Delayer Spring
3/4" 3/4" 3/4"
Buna CupWith Garter Spring
2.34
0 L
engt
h
3/4"
PUMP PLUNGERASSEMBLY
Buna CupWith Garter Spring64-312
PUMP PLUNGER ASSEMBLY
Methanol Resistant CupWith Garter Spring
64-415Buna CupWith Delayer Spring64-281
64-414
Methanol Resistant CupWith Delayer Spring
* * * * * * * *
64-413
64-321GOVERNOR DIAPHRAGM
ASSEMBLY
3.21
3 L
engt
h
40-9COPPER CHOKEBAFFLE PLATE
2.50
6 L
engt
h
3/4" 2.51
5 L
engt
h
3/4" 2.50
0 L
engt
h21/32"2.
386
Len
gth
3/4"
21/32"
21/32"
5/32HOSEVACUUM HOSE
100-37BRASS FLOAT
100-38BRASS FLOAT
100-10NITROPHYL FLOAT
100-127NITROPHYL FLOAT
100-43BRASS FLOAT
101-808CHOKE PULL-OFF
ASSEMBLY ( Auxiliary )
101-810CHOKE PULL-OFF
ASSEMBLY ( Primary )
101-800CHOKE PULL-OFF
ASSEMBLY
101-415CHOKE PULL-OFF
ASSEMBLY ( Primary )
101-805CHOKE PULL-OFF
ASSEMBLY ( Primary )
101-575ACHOKE PULL-OFF
ASSEMBLY ( Auxiliary )
101-798CHOKE PULL-OFF
ASSEMBLY ( Auxiliary )
101-589CHOKE PULL-OFF
ASSEMBLY
101-590CHOKE PULL-OFF
ASSEMBLY ( Primary )
101-688CHOKE PULL-OFF
ASSEMBLY ( Primary )
101-574CHOKE PULL-OFF
ASSEMBLY ( Auxiliary )
101-652CHOKE PULL-OFF
ASSEMBLY ( Primary )
101-737CHOKE PULL-OFF
ASSEMBLY
101-414CHOKE PULL-OFF
ASSEMBLY
WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332ROCHESTER - 36
ROCHESTER2G, 2GC, 2GE, 2GV
ROCHESTER - 37WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332
ROCHESTERG2, 2GC, 2GE, 2GV
102-1006CHOKE THERMOSTAT
ASSEMBLY
102-1011CHOKE THERMOSTAT
ASSEMBLY
102-1000CHOKE THERMOSTAT
ASSEMBLY
102-1005CHOKE THERMOSTAT
ASSEMBLY
102-1012CHOKE THERMOSTAT
ASSEMBLY
102-1038CHOKE THERMOSTAT
ASSEMBLY
102-1040CHOKE THERMOSTAT
ASSEMBLY
102-1021CHOKE THERMOSTAT
ASSEMBLY
102-1036CHOKE THERMOSTAT
ASSEMBLY
102-1048CHOKE THERMOSTAT
ASSEMBLY
102-1061CHOKE THERMOSTAT
ASSEMBLY
102-1070CHOKE THERMOSTAT
ASSEMBLY
102-1055CHOKE THERMOSTAT
ASSEMBLY
102-1060CHOKE THERMOSTAT
ASSEMBLY
102-1041CHOKE THERMOSTAT
ASSEMBLY
ROCHESTER - 38 WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332
ROCHESTER2G, 2GC, 2GE, 2GV
90-17-4CHOKE REPAIR
FITTING
90-72FUEL INLET
FITTING
NUT1"
1/2-20
7/8-20
7/16-24
NUT1/2"
7/16-24
90-155FUEL INLET
FITTING
1/2-20
7/8-20
NUT1"
NUT1"
5/8-18
7/8-20
90-75FUEL INLET
FITTING
90-16-1CHOKE REPAIR
FITTING
NUT7/16"
7/16-24
5/16-24
90-52PLUG
NUT7/16
90-87REDUCER
FITTING
PIPE1/8
NUT11/16
PIPE3/8
PIPE1/4
90-91FUEL INLET
FITTING
5/8-18
NUT1"
7/8-20
90-15CHOKE REPAIR
FITTING
90-18-1CHOKE REPAIR
FITTING
90-17-3CHOKE REPAIR
FITTING
7/16-24
1/4-20 7/16-24
7/16-24
NUT1/2
7/16-24
7/16-24
NUT7/16NUT
7/16
NUT3/4
90-42FUEL INLET
FITTING
5/8-20
1/2-20
NUT7/16
1/4
PIPE1/8
90-114FUEL INLET
HOSE FITTING
90-42-1FUEL INLET FITTING
(Extra Threads)
1/2-20
5/8-20
NUT3/4
90-57-1FUEL INLET
FITTING
NUT3/4
5/8-18
5/8-20
90-112OVERSIZED FUEL
INLET FITTING
NUT1" 1/16
5/8-18
29/32-20
90-53FUEL INLET
FITTING
NUT9/16
PIPE1/8
1/2-20
NUT3/4
3/8
5/8-18
90-88FUEL INLET
HOSE FITTING
90-97OVERSIZED FUEL
INLET FITTING
5/8-18
29/32-20
NUT1" 1/16
90-123REDUCER
FITTING
5/8-18
NUT3/4
1/4 PIPE
90-160FUEL INLET
FITTING
90-74FUEL INLET
FITTING
90-45BASE REPAIR
FITTING
90-157FUEL INLET
FITTING
PIPE1/8"
7/8-20
NUT1"
NUT5/8
1/2-20
1/8 PIPE
5/8-18
7/8-20
NUT1"
90-75-1FUEL INLET FITTING
( Extra Threads )
NUT1"
5/8-18
7/8-20
NUT3/4
5/8-20
1/2-20
ROCHESTER - 39WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332
ROCHESTER2G, 2GC, 2GE, 2GV
18-217NEEDLE
31-526VITON NEEDLE &SEAT ASSEMBLY
( .119 Orifice )
31-656VITON NEEDLE &SEAT ASSEMBLY
( .118 Oriffice )
31-559VITON NEEDLE &SEAT ASSEMBLY
( .097 Orifice )
31-537VITON NEEDLE &SEAT ASSEMBLY
( .119 Orifice )
31-696VITON NEEDLE &SEAT ASSEMBLY
( .120 Orifice )
31-580VITON NEEDLE &SEAT ASSEMBLY
( .119 Oriffice )
31-581VITON NEEDLE &SEAT ASSEMBLY
( .110 Orifice )
G37PUMP DISCHARGE
JET WASHER ( Fiber )
ID.258 OD.404
.031 THK.
18-205NEEDLE
18-217NEEDLE
18-205NEEDLE
18-212NEEDLE
31-523VITON NEEDLE &SEAT ASSEMBLY
( .101 Orifice )
G59FUEL INLET
GASKET ( Fiber )
ID.312 OD.410
.031 THK.
18-219NEEDLE
19FNOZZLE SEAT
GASKET ( Fiber )
ID.321 OD.441
.062 THK.
G59FUEL INLET
GASKET ( Fiber )
ID.312 OD.410
.031 THK.
18-219NEEDLE
19FNOZZLE SEAT
GASKET ( Fiber )
ID.321 OD.441
.062 THK.
G1283NEEDLE & SEAT
WASHER ( Alum. + Rubber )
ID.383 OD.484
.026 THK.
18-219NEEDLE
G59FUEL INLET
GASKET ( Fiber )
ID.312 OD.410
.031 THK.
31-514VITON NEEDLE &SEAT ASSEMBLY
( .086 Orifice )18-219NEEDLE
G37PUMP DISCHARGE
JET WASHER ( Fiber )
ID.258 OD.404
.031 THK.
G1283NEEDLE & SEAT
WASHER ( Alum. + Rubber )
.026 THK.
G59FUEL INLET
GASKET ( Fiber )
ID.312 OD.410
.031 THK.
ID.383 OD.484
G1283NEEDLE & SEAT
WASHER ( Alum. + Rubber )
ID.383 OD.484
.026 THK.
31-693VITON NEEDLE & SEAT
ASSEMBLY( .119 Orifice )
18-217NEEDLE
G1283NEEDLE & SEAT
WASHER ( Alum. + Rubber )
ID.383 OD.484
.026 THK.
WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332 ROCHESTER - 40
ROCHESTER"2MC, 2ME, E2MC"
"E2ME, M2MC, M2ME"( DUAL-JET 210 )
2MC, 2ME
BUICK (6,8 cyl) ...................................... 1975-87CHECKER MOTORS (6,8 cyl) ............... 1979-82CHEVROLET (6,8 cyl) ........................... 1978-87CHEV./GMC TRUCK (6,8 cyl) ............... 1979-81OLDSMOBILE (6,8 cyl) ......................... 1975-87PONTIAC (6,8 cyl) ................................. 1975-87
APPLICATION
ROCHESTER - 41 WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332
ROCHESTER2MC, 2ME
( 120- Series ) SEE JET CHART AT END OF ROCHESTER SECTION( ** ) REFER TO SCREW CATALOG
1) HOSE-CHOKE PULL-OFF ............................ 5/32 HOSE2) SCREW-CHOKE PULL-OFF ......................... **3) CHOKE PULL-OFF ASSEMBLY ................... SEE PAGE 494) ROD-CHOKE PULL-OFF ..............................5) FITTING-FUEL INLET ................................... 90-1136) GASKET-INLET FITTING .............................. G8167) FILTER-FUEL ................................................. 30-558) SPRING-FUEL FILTER ................................. 66-379) SCREW-CHOKE COVER RETAINER........... **10) RETAINER-CHOKE COVER ....................... 85-29711) CHOKE COVER ASSEMBLY ...................... SEE PAGE 5012) GASKET-CHOKE COVER .......................... G97813) SCREW WASHER-CHOKE HOUSING ....... **14) CHOKE HOUSING ASSEMBLY ..................15) SEAL-INTERMEDIATE CHOKE SHAFT ..... 64-35316) TUBE-VACUUM PASSAGE ......................... 85-17017) SCREW-CHOKE SHAFT LEVER ............... **18) LEVER-CHOKE SHAFT .............................. 85-21119) ROD-CHOKE ............................................... R10520) LEVER-INTERMEDIATE CHOKE ............... 85-15721) SCREW-CHOKE SPRING LEVER ............. **22) LEVER-CHOKE SPRING ............................23) SHAFT-INTERMEDIATE CHOKE ...............24) CAM-FAST IDLE ..........................................25) SEAL-CHOKE HOUSING ............................ 64-26526) PIN-PUMP LEVER....................................... 32-2827) LEVER-PUMP ..............................................28) ROD-PUMP .................................................. R6529) SCREW-BOWL COVER (Long) ................. **30) SCREW-BOWL COVER .............................. **31) SCREW-BOWL COVER (Tapered Head) .. **32) BOWL COVER ASSEMBLY ........................33) PUMP ASSEMBLY ...................................... 64-30334) GASKET-BOWL COVER ............................ G61635) SPRING-PUMP ............................................ SEE PAGE 4536) INSERT-FLOAT BOWL ...............................37) SPRING-METERING ROD .......................... 66-5338) ROD-METERING ......................................... SEE PAGE 4639) SPRING-VACUUM PISTON ........................ 66-5540) FLOAT-ASSEMBLY ..................................... SEE PAGE 4941) PIN-FLOAT HINGE ...................................... SEE PAGE 4442) NEEDLE, SEAT & GASKET ASSY. ............ SEE PAGE 5143) JET-MAIN .....................................................44) PLUG-PUMP CHECK BALL .......................45) BALL-PUMP CHECK .................................. 90-1346) SCREW-THROTTLE BODY ........................ **47) BOWL ASSEMBLY-FUEL ...........................48) GASKET-THROTTLE BODY ....................... G81949) CAP-IDLE LIMITER .....................................50) NEEDLE-IDLE ADJUSTING ....................... 16-9951) SPRING-IDLE ADJUSTING NEEDLE ........ 66-5152) THROTTLE BODY ASSEMBLY ..................
REF# NOMENCLATURE PART#
1) SCREW-FRONT VACUUM BRAKE .............. **2) FROM VACUUM BRAKE ASSEMBLY .......... SEE PAGE 493) SCREW-REAR VACUUM BRAKE ................ **4) REAR VACUUM BRAKE ASSEMBLY .......... SEE PAGE 495) SCREW SOLENOID & SWITCH BRAKE ..... **6) SWITCH-W.O.T. ENRICHMENT ....................7) SOLENOID-IDLE SPEED ..............................8) LEVER-PUMP ................................................9) ROD-PUMP .................................................... R6510) PLUNGER-TPS ACTUATOR .......................11) SCREW Or POP RIVET-RETAINER ........... **12) RETAINER-CHOKE COVER ....................... 85-29713) CHOKE COVER ASSEMBLY ...................... SEE PAGE 5014) GASKET-CHOKE COVER .......................... SEE PAGE 4615) SCREW To WASHER-CHOKE HOUSING . **16) CHOKE HOUSING ASSEMBLY ..................17) LINK-REAR VACUUM BRAKE ................... R13618) SEAL-INTERMEDIATE CHOKE SHAFT ..... 64-35319) TUBE-VACUUM PASSAGE ......................... 85-17020) SCREW-CHOKE COIL LEVER ................... **21) LEVER-CHOKE COIL .................................22) SHAFT ASSY.-INTERMEDIATE CHOKE ....23) CAM-FAST IDLE ..........................................24) SEAL-CHOKE HOUSING SHAFT HOLE .... 64-26525) SCREW-CHOKE LEVER ............................ **26) LEVER-CHOKE SHAFT .............................. 85-21027) ROD-CHOKE ............................................... R10528) LEVER-INTERMEDIATE CHOKE ............... 85-15729) SCREW-BOLW (Tapered Head) ................. **30) SCREW-BOWL COVER .............................. **31) BOWL COVER ASSEMBLY ........................32) COVER-AIR BLEED VALVE .......................33) VAVLE-IDLE AIR BLEED ............................34) O-RING-AIR BLEED VALVE (Upper) ......... SEE PAGE 4635) O-RING-AIR BLEED VALVE (Lower) ......... SEE PAGE 4636) RETAINER-PUMP STEM SEAL .................. SEE PAGE 4637) SEAL-PUMP STEM ..................................... 64-35238) RETAINER-TPS PLUNGER SEAL .............. SEE PAGE 4639) SEAL-TPS PLUNGER ................................. SEE PAGE 4640) PLUNGER-SOLENOID ................................ P/O MCS41) GASKET-BOWL COVER ............................ SEE PAGE 4742) PUMP PLUNGER ASSEMBLY ................... 64-30543) SPRING-PUMP ............................................ SEE PAGE 4544) BAFFLE-PUMP WELL ................................45) THROTTLE POSITION SENSOR ASSY. .... 319-100146) SPRING-TPS ...............................................47) INSERT-FLOAT BOWL ...............................48) MAIN METERING ROD & SPRING ASSY. . SEE PAGE 4649) GASKET-BOWL COVER ............................ SEE PAGE 4650) SCREW-CONNECTOR................................ **51) SCREW-LEAN MIXTURE ............................ P/O MCS52) SOLENOID & ECM CONNECTOR ASSY. .. SEE PAGE 4953) SPRING-LEAN MIXTURE SCREW............. P/O MCS54) SPRING-SOLENOID ................................... P/O MCS55) INSERT-WELL ............................................. P/O MCS56) FLOAT & LEVER ASSEMBLY .................... SEE PAGE 4957) HINGE-PIN FLOAT ...................................... SEE PAGE 4458) NEEDLE, SEAT & GASKET ASSEMBLY ... SEE PAGE 5159) PLUNG-PUMP DISCHARGE BALL ............60) BALL-PUMP DISCHARGE .......................... 90-1361) SCREW-THROTTLE BODY ........................ **62) THROTTLE BODY ASSEMBLY ..................63) PLUG-IDLE NEEDLE .................................. SEE PAGE 4464) NEEDLE & SPRING ASSY. IDLE ADJ. ...... 16-139 W/66-8365) GASKET-THROTTLE BODY ....................... G143666) FILTER NUT-FUEL INLET ........................... 90-14567) GASKET-INLET FITTING ............................ G81668) FILTER-FUEL............................................... 30-6069) SPRING-FILTER .......................................... 66-3770) FLOAT BOWL ASSEMBLY .........................
ROCHESTER - 42WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332
REF# NOMENCLATURE PART#
ROCHESTERE2MC, E2ME
( 120- Series ) SEE JET CHART AT END OF ROCHESTER SECTION( ** ) REFER TO SCREW CATALOG
ROCHESTER - 43 WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332
ROCHESTERM2MC, M2ME
1) SCREW-FRONT VACUUM BRAKE .............. **2) FRONT VACUUM BRAKE ASSEMBLY ........ SEE PAGE 493) HOSE-FRONT VACUUM BRAKE ................. 5/32HOSE4) HOSE-REAR VACUUM BRAKE .................... 5/32HOSE5) SCREW-REAR VACUUM BRAKE ................ **6) REAR VACUUM BRAKE ASSEMBLY .......... SEE PAGE 497) PIN-PUMP LEVER ......................................... 32-288) LEVER-PUMP ................................................9) ROD-PUMP .................................................... R6510) SCREW-CHOKE LEVER ............................ **11) LEVER-CHOKE SHAFT .............................. 85-21012) SCREW-BOWL COVER (Tapered Head) .. **13) SCREW-BOWL COVER .............................. **14) BOWL COVER ASSEMBLY ........................15) GASKET-BOWL COVER ............................ SEE PAGE 4716) PUMP ASSEMBLY ...................................... SEE PAGE 5017) SPRING-PUMP ............................................ SEE PAGE 4518) BAFFLE-PUMP WELL ................................19) INSERT-ANEROID CAVITY .........................20) POWER PISTON ASSEMBLY ....................21) SPRING-METERING ROD .......................... 66-10122) METERING ROD ......................................... SEE PAGE 4623) SPRING-POWER PISTON .......................... 66-5524) INSERT-FLOAT BOWL ...............................25) FLOAT & LEVER ASSEMBLY .................... SEE PAGE 4926) HINGE-PIN FLOAT ...................................... SEE PAGE 4427) NEEDLE, SEAT & GASKET ASSEMBLY ... SEE PAGE 5128) PLUG-PUMP DISCHARGE BALL ..............29) BALL-PUMP DISCHARGE .......................... 90-1330) JET-MAIN .....................................................31) SCREW-CHOKE COVER RETAINER ........ **32) RETAINER-CHOKE COVER ....................... 85-29733) CHOKE COVER ASSEMBLY ...................... SEE PAGE 5034) GASKET-CHOKE COVER .......................... SEE PAGE 4635) SCREW-CHOKE HOUSING ........................ **36) CHOKE HOUSING ASSEMBLY ..................37) TUBE-VACUUM PASSAGE ......................... 85-17038) LINK-REAR VACUUM BRAKE ................... R13639) SCREW-CHOKE COIL LEVER ................... **40) LEVER-CHOKE COIL .................................41) SHAFT ASSY.-INTERMEDIATE CHOKE ....42) CAM-FAST IDLE ..........................................43) SEAL-CHOKE HOUSING SHAFT HOLE .... 64-26544) SEAL-INTERMEDIATE CHOKE SHAFT ..... 64-35345) ROD-CHOKE ............................................... R10546) LEVER-INTERMEDIATE CHOKE ............... 85-15747) SCREW-THROTTLE BODY ........................ **48) THROTTLE BODY ASSEMBLY ..................49) CAP-IDLE LIMITER .....................................50) NEEDLE-IDLE ADJUSTING ....................... 16-13951) SPRING-IDLE ADJUSTING NEEDLE ........ 66-8352) GASKET-THROTTLE BODY .......................53) FILTER-FUEL INLET ................................... SEE PAGE 5154) GASKET-INLET FITTING ............................ G81655) FILTER-FUEL............................................... 30-6056) SPRING-FILTER .......................................... 66-3757) FLOAT BOWL ASSEMBLY .........................
REF# NOMENCLATURE PART#
( 120- Series ) SEE JET CHART AT END OF ROCHESTER SECTION( ** ) REFER TO SCREW CATALOG
ROCHESTER - 44WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332
ROCHESTER2MC, 2ME, E2MC, E2ME,
M2MC, M2ME
85-237CHOKE COVER
RETAINER
85-297CHOKE COVER
RETAINER
85-203CHOKE COVER
RETAINER
90-13CHECK BALL( 3/16" Steel )
62-44ROD CLIP
RETAINER 1/8"
62-108THROTTLE ARMSTUD RETAINER
62-48ROD CLIP
RETAINER 3/32"
62-56ROD
RETAINER
62-42E-CLIP
RETAINER
85-93PUMP DELAYER
SPRING RETAINER
0-111MIXTURE SCREW
PLUG ( 7/32" Alum. )
0-112T.P.S.PLUG
( 3/16" Aluminum )
80-221CHOKE COVER
SCREW( Self Tapping )( 10-24X3/8" )
22-127BRASS BUSHING( Shaft Size 5/16" )
22-124BRASS BUSHING( Shaft Size 5/16" )
80-42CHOKE COVER
SCREW( 8-32X5/16" )
0-92IDLE PASSAGE
PLUG ( 9/32" Alum. )
85-139FLOAT PIN
REPAIR BRACKET
80-99CHOKE COVER
SCREW( 10-24X3/8" )
G658SECONDARY WELL
SEAL SPONGE
22-27BRASS BUSHING( Shaft Size 5/16" )
.500
Len
gth
ID .312
OD .345
62-46ROD
RETAINER
83-4CHECK BALL( 1/4" Lead )
85-170CHOKE HOUSING
TUBE SEAL
.880
Len
gth
ID .312
OD .375
.500
Len
gth
ID .312
KNURLEDOD .380
OD.375
32-28ROLL PIN3/32"X1/2"
916FCHOKE COVER
POP RIVET32-77
FLOAT PIN
0-75RIVET PLUG
( 15/64" Aluminum )
85-58EXPANSION PLUG( 1/2" Aluminum )
85-49EXPANSION PLUG( 7/16" Aluminum )
85-243IDLE TRIM SCREWCHANNEL PLUG
( 3/64" Aluminum )
85-242VENTURI VALVE
EXPANSION PLUG( 9/16" Aluminum )
0-50HIGH-SPEED
PASSAGE PLUG( 21/64" Alum. )
0-70PUMP JET
RIVET PLUG( 27/64" Aluminum )
64-265CHOKE SHAFT
SEAL
64-353INTERMEDIATECHOKE SHAFT
SEAL
64-352PUMP STEM
SEAL
G665RUBBER CAP
( 3/8" )
G652RUBBER CAP
( 5/32" )
G600-1RUBBER CAP
( 7/32" )
G600-5RUBBER CAP
( 1/8" )
22-73THROTTLE LEVER
STUD
1/4-20 Threads
.699
" L
engt
h
22-72THROTTLE LEVER
STUD
5/16-18 Threads
.875
" L
engt
h
16-138IDLE MIXTURE
SCREW( 10-32X2.055 )
16-101IDLE MIXTURE
SCREW( 10-32X1.600 )
16-106IDLE MIXTURE
SCREW( 10-32X1.600 )
16-139IDLE MIXTURE
SCREW( 4MX.50X1.266 )
.665
" Len
gth
THK5/32"
32-62FLOAT PIN
16-99IDLE MIXTURE
SCREW( 10-32X1.750 )
WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332ROCHESTER - 45
ROCHESTER2MC, 2ME, E2MC, E2ME,
M2MC, M2ME
40-2PLASTIC CHOKE
CAP
66-32CHOKE THERMOSTAT
SPRING
66-15PUMP RETURN
SPRING
ID .385 .025 WIRE DIA.
1.580LENGTHID .204 .038
WIRE DIA.
.590LENGTH
66-1IDLE ADJUSTINGSCREW SPRING
ID .195 .032 WIRE DIA. .500
LENGTH
66-51IDLE ADJUSTINGSCREW SPRING
66-83IDLE MIXTURE
SCREW SPRING
66-101ROD METERING
SPRING
66-76PUMP PLUNGERGARTER SPRING
30-65FUEL FILTER
CHECK VALVE
66-44PUMP DELAYER
SPRING
ID .485 .037 WIRE DIA.
2.000LENGTH
17-43BRASS TUBE
OD .315"X1.270" Length
17-40STEEL TUBE
OD .375"X1.365" Length
17-77BRASS PASSAGE TUBEOD .250"X1.375" Length
17-57STEEL TUBE
OD .250"X1.165" Length
17-114STEEL TUBE1.120" Length
17-27BRASS TUBE
OD .250"X1.130" Length
17-62BRASS TUBE
OD .375"X1.000" Length
17-109STEEL TUBE1.363" Length
17-144BRASS TUBE
OD .187"X1.185" Length
17-104STEEL " T " TUBE
1.578" Length
17-157BRASS PICK UP TUBEOD .093"X1.212" Length
OD.250"
OD.187"
OD.250"
OD.185"
OD.186"
OD.186"
ORIFICE.067
ID .177 .032 WIRE DIA.
.545LENGTH
ID .535 .025 WIRE DIA.
.940LENGTH66-53
METERING RODSPRING
30-53FUEL FILTER
SINTERED BRONZE
30-5430-59
w/o check valve
1" FUEL FILTER
w/ check valve30-5530-60
w/o check valve
2" FUEL FILTER
w/ check valve
ID .172 .015 WIRE DIA.
1.000LENGTH
5/32HOSEVACUUM HOSE
66-37FUEL FILTER
INLET SPRING
66-55POWER PISTON
SPRING
75-31N&S OVERSIZE
INSERT1/2"-20 Male Thd. X 3/8"-24 Female Thd.
ROCHESTER - 46WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332
ROCHESTER2MC, 2ME, E2MC, E2ME,
M2MC, M2ME
85-210CHOKELEVER
R66CHOKE ROD
R105CHOKE ROD
R136AUXILIARY VACUUM
LINKR137
ROD PUMPR65
ROD PUMPR114
ROD PUMP
130-50ROD METERING
( .050 dia. )
130-43ROD METERING
( .043 dia. )
#814MIXTURE CONTROL
ADJ. KIT
696FTHERM CUT OFF
VALVE O-RING ( Buna )
G272PUMP STEM
SEAL O-RING ( Buna )
G1216PUMP STEM
RETAINER ( Steel )
G1200CHOKE COVER
GASKET
G978CHOKE COVER
GASKET
G778FUEL INLET NUT
GASKET ( Alum. + Rubber )
G816FUEL INLET
FITTING GASKET( Nylon )
G1502FUEL INLET NUT
GASKET ( Alum. + Rubber )
ID .782 OD .930
.031 THK.
.070 THK.
ID .239 OD .379
.055 THK.
ID .220 OD .330 ID .232 OD .368
.020 THK.
ID .875 OD 1.062
.031 THK.
.046 THK.
ID 1.975 OD 2.235
.020 THK.
ID .889 OD 1.063 ID 1.968 OD 2.234
.031 THK.
G604IDLE COMPENSATOR
GASKET ( Cork )
.090 THK.
ID .250 OD .375
G702AIR CLEANER
GASKET
ID 5.030 OD 5.500
.045 THK.
689FSOLENOID VALVE
O-RING( Buna )
.078 THK.
ID .236 OD .392
971FNEEDLE & SEAT
GASKET ( Alunimun )
.020 THK.
ID .155 OD .230
G175CHOKE COVER
GASKET
.031 THK.
ID 1.975 OD 2.235
85-211CHOKE SHAFT
LEVER
85-157INTERNAL CHOKE
LEVER
G1020AIR CLEANER
GASKET
G1106ECM CONNECTOR TO
BOWL COVER GASKET
G1107ECM CONNECTOR TO
BOWL COVER GASKET
G1297DCP SOLENOID TO
BOWL COVER GASKET
WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332ROCHESTER - 47
ROCHESTER2MC, 2ME, E2MC, E2ME,
M2MC, M2ME
G1251BOWL COVER GASKET
3/64" THK.
G1149BOWL COVER GASKET
1/32" THK.
G1086BOWL COVER GASKET
1/32" THK.
G1252BOWL COVER GASKET
3/64" THK.
G1018BOWL COVER GASKET
1/32" THK.
G896BOWL COVER GASKET
1/32" THK.
G1231BOWL COVER GASKET
3/64" THK.
G1635BOWL COVER GASKET
1/32" THK.
G1258BOWL COVER GASKET
3/64" THK.
=
=
=
G1298THROTTLE BODY GASKET
1/8" THK.
THROTTLE BODY GASKET
G616BOWL COVER GASKET
1/32" THK.
G1159BOWL COVER GASKET
3/64" THK.
G1436THROTTLE BODY GASKET
1/8" THK.
ROCHESTER - 48WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332
ROCHESTER2MC, 2ME, E2MC, E2ME,
M2MC, M2ME
G980FLANGE GASKET
9/64" THK.
G964FLANGE GASKET
9/64" THK.
G1022FLANGE GASKET
1/4" THK.
G819 1/8" THK.
G1764 1/8" THK. (Special Soft Material)
G1702THROTTLE BODY GASKET
1/8" THK. (Special Soft Material)
=
=
100-44NITROPHYL FLOAT
100-85BRASS FLOAT
100-17NITROPHYL FLOAT
100-35BRASS FLOAT
101-808CHOKE PULL-OFF
ASSEMBLY ( Auxiliary )
101-810CHOKE PULL-OFF
ASSEMBLY ( Primary )
101-800CHOKE PULL-OFF
ASSEMBLY ( Primary )
101-1000CHOKE PULL-OFF
ASSEMBLY ( Auxiliary )
101-976CHOKE PULL-OFF
ASSEMBLY ( Auxiliary )
101-928CHOKE PULL-OFF
ASSEMBLY ( Auxiliary )
101-931CHOKE PULL-OFF
ASSEMBLY ( Auxiliary )
101-746CHOKE PULL-OFF
ASSEMBLY ( Auxiliary )
ROCHESTER - 49 WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332
ROCHESTER2MC, 2ME, E2MC, E2ME,
M2MC, M2ME
101-880CHOKE PULL-OFF
ASSEMBLY ( Primary )
101-1010CHOKE PULL-OFF
ASSEMBLY ( Auxiliary )
101-1001CHOKE PULL-OFF
ASSEMBLY ( Auxiliary )
101-932CHOKE PULL-OFF
ASSEMBLY ( Primary )
101-883CHOKE PULL-OFF
ASSEMBLY ( Primary )
319-1004THROTTLE POSITION
SENSOR
318-1003MIXTURE CONTROL
SOLENOID
318-1001MIXTURE CONTROL
SOLENOID
319-1001THROTTLE POSITION
SENSOR
ROCHESTER - 50WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332
102-1006CHOKE THERMOSTAT
ASSEMBLY
102-1011CHOKE THERMOSTAT
ASSEMBLY
102-1005CHOKE THERMOSTAT
ASSEMBLY
102-1012CHOKE THERMOSTAT
ASSEMBLY
102-1038CHOKE THERMOSTAT
ASSEMBLY
102-1052CHOKE THERMOSTAT
ASSEMBLY
102-1021CHOKE THERMOSTAT
ASSEMBLY
102-1036CHOKE THERMOSTAT
ASSEMBLY
102-1048CHOKE THERMOSTAT
ASSEMBLY
102-1061CHOKE THERMOSTAT
ASSEMBLY
102-1071CHOKE THERMOSTAT
ASSEMBLY
102-1072CHOKE THERMOSTAT
ASSEMBLY
ROCHESTER2MC, 2ME, E2MC, E2ME,
M2MC, M2ME
102-1039CHOKE THERMOSTAT
ASSEMBLY
102-1037CHOKE THERMOSTAT
ASSEMBLY
102-1019CHOKE THERMOSTAT
ASSEMBLY
102-1020CHOKE THERMOSTAT
ASSEMBLY
102-1070CHOKE THERMOSTAT
ASSEMBLY
2.65
0 L
engt
h
2.65
0 L
engt
h
2.69
4 L
engt
h
PUMP PLUNGER ASSEMBLYPUMP PLUNGER ASSEMBLY PUMP PLUNGER ASSEMBLY
64-398Buna Cupw/out Delayer Spring64-307
Methanol Resistant Cupw/out Delayer Spring
Methanol Resistant Cupw/out Delayer Spring64-397Buna Cupw/out Delayer Spring64-306
Methanol Resistant Cupw/out Delayer Spring
64-407Buna Cupw/out Delayer Spring64-368
21/32"21/32" 21/32"
2.74
2 L
engt
h
PUMP PLUNGER ASSEMBLY
Methanol Resistant Cupw/out Delayer Spring64-369Buna Cupw/out Delayer Spring64-303
21/32"2.73
5 L
engt
h
PUMP PLUNGER ASSEMBLY
64-399Buna Cupw/out Delayer Spring64-304
Methanol Resistant Cupw/out Delayer Spring
21/32" 2.84
5 L
engt
h
Methanol Resistant CupWith Delayer Spring64-439
* * * * * * * *
21/32"
.367
64-34464-292
FLUORELASTOMER
BUNA
PUMP CUP
21/32"
90-52BASE PLUG FITTING
NUT7/16
PIPE1/8
PUMP PLUNGER ASSEMBLY
Methanol Resistant Cupw/out Delayer Spring64-402Buna Cupw/out Delayer Spring64-401
PUMP PLUNGER ASSEMBLY
Methanol Resistant Cupw/out Delayer Spring64-396Buna Cupw/out Delayer Spring64-305
2.57
2 L
engt
h
21/32"
31-581VITON NEEDLE &SEAT ASSEMBLY
( .110 Orifice )
31-583VITON NEEDLE &SEAT ASSEMBLY
( .124 Orifice )
31-678VITON NEEDLE &SEAT ASSEMBLY
( .124 Orifice )18-212NEEDLE
G1283NEEDLE & SEAT
WASHER ( Alum. + Rubber )
.026 THK.
ID.383 OD.484
31-546VITON NEEDLE &SEAT ASSEMBLY
( .132 Orifice )
31-701VITON NEEDLE &SEAT ASSEMBLY
( .130 Orifice )18-212NEEDLE
31-542VITON NEEDLE &SEAT ASSEMBLY
( .106 Orifice )
90-113FUEL INLET
FITTING
NUT1"
5/8-18
1"-20
90-114FUEL INLET
HOSE FITTING
90-145FUEL INLET
FITTING
ROCHESTER - 51 WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332
ROCHESTER2MC, 2ME, E2MC, E2ME,
M2MC, M2ME
NUT7/16
1/4
PIPE1/8
NUT1"
5/8-18
1"-20
G1283NEEDLE & SEAT
WASHER ( Alum. + Rubber )
.026 THK.
ID.383 OD.484
G1283NEEDLE & SEAT
WASHER ( Alum. + Rubber )
.026 THK.
ID.383 OD.484
18-212NEEDLE
18-212NEEDLE
G1283NEEDLE & SEAT
WASHER ( Alum. + Rubber )
.026 THK.
ID.383 OD.484
18-212NEEDLE
G1283NEEDLE & SEAT
WASHER ( Alum. + Rubber )
.026 THK.
ID.383 OD.484
G1283NEEDLE & SEAT
WASHER ( Alum. + Rubber )
.026 THK.
ID.383 OD.484
18-212NEEDLE
31-754VITON NEEDLE &SEAT ASSEMBLY
( .115 Orifice )
G1283NEEDLE & SEAT
WASHER ( Alum. + Rubber )
.026 THK.
ID.383 OD.484
18-212NEEDLE
90-75FUEL INLET
FITTING
5/8-18
7/8-20
90-91FUEL INLET
FITTING
7/8-20
90-125FUEL INLET
FITTING
1"-20
5/8-18
5/8-18
NUT1"
NUT1"
NUT1"
90-97OVERSIZED FUEL
INLET FITTING
5/8-18
29/32-20
NUT1" 1/16
90-17-2CHOKE REPAIR
FITTING
NUT1/2
PIPE1/8
1/8 PIPE
NUT3/4
3/8
5/8-18
90-88FUEL INLET
HOSE FITTING
WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332 ROCHESTER - 52
APPLICATION
AMERICAN MOTORS (4 cyl) ..................... 1980-83BUICK (4,6 cyl) ........................................... 1980-86CADILLAC (4 cyl) ....................................... 1982-84CHEVROLET (4,6 cyl ) ............................... 1979-86CHEV./GMC TRUCK (4,6 cyl) .................... 1979-85JEEP (4,6 cyl) ............................................. 1980-86OLDSMOBILE (4,6 cyl) .............................. 1979-86PONTIAC (4,6 cyl) ...................................... 1979-86
ROCHESTER"2SE, E2SE"
( VARAJET )
ROCHESTER - 53 WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332
ROCHESTER2SE
( 120- Series ) SEE JET CHART AT END OF ROCHESTER SECTION( ** ) REFER TO SCREW CATALOG
1) HOSE-VACUUM BREAK ............................... 5/32HOSE2) SCREW-VACUUM BREAK BRAKET............ **3) PRI.VAC.BREAK,LINKAGE & BRACKET .... 101-7384) SCREW-SEC.VAC. BREAK BRACKET ........ **5) SEC.VAC. BREAK,LINK & SOLENOID ........ SEE PAGE 596) SCREW-IDLE COMPENSATOR ................... **7) IDLE-COMPENSATOR ..................................8) GASKET-IDLE COMPENSATOR .................. G6049) SCREW-PUMP LEVER ................................. **10) LEVER-PUMP ..............................................11) SPACER WASHER-PUMP LEVER .............12) ROD-PUMP ..................................................13) RETAINER-CHOKE ROD (Upper) .............. 62-8614) BUSHING-CHOKE ROD ............................. 85-23115) SCREW-BOWL COVER (Long) ................. **16) VENT STACK ...............................................17) SCREW-BOWL COVER .............................. **18) SCREW-BOWL COVER (Large) ................ **19) SCREW-BOWL COVER .............................. **20) BOWL COVER ASSEMBLY ........................21) ROD-FAST IDLE CAM .................................22) PUMP-ASSEMBLY ...................................... 64-34823) SPRING-PUMP RETURN ............................ 66-1524) GASKET-BOWL COVER ............................ SEE PAGE 57 & 58
25) INSERT-FLOAT BOWL ...............................26) FLOAT-ASSEMBLY ..................................... 100-4627) PIN-FLOAT HINGE ...................................... 32-7728) NEEDLE & SEAT ASSEMBLY .................... SEE PAGE 6129) FILTER NUT-FUEL INLET ........................... 90-15330) GASKET-FILTER NUT ................................. G81631) FILTER-FUEL INLET ................................... 30-5932) SPRING-FILTER .......................................... 66-3733) GUIDE-PUMP DISC. SPRING .................... 85-23234) SPRING-PUMP DISC. ................................. 66-1635) BALL-PUMP DISC. ...................................... 90-1336) POWER PISTON ASSEMBLY ....................37) SPRING-POWER PISTON .......................... 66-7338) JET-PRIMARY .............................................39) SCREW-CHOKE RETAINER....................... **40) RETAINER-CHOKE COVER ....................... 85-29741) ELECTRIC CHOKE COVER ASSEMBLY .. SEE PAGE 6042) SCREW-CHOKE LEVER ............................ **43) LEVER-CHOKE ...........................................44) CHOKE SHAFT & ROD ASSEMBLY ..........45) SCREW-CHOKE HOUSING ........................ **46) HOUSING-CHOKE ......................................47) SCREW-THROTTLE BODY ........................ **48) BOWL ASSEMBLY ......................................49) GASKET-THROTTLE BODY ....................... G105950) THROTTLE BODY ASSEMBLY ..................51) PLUG-IDLE NEEDLE SEAL........................ SEE PAGE 5552) NEEDLE-IDLE ADJUSTING ....................... SEE PAGE 5553) WASHER-IDLE NEEDLE ............................ SEE PAGE 5754) SPRING-IDLE NEEDLE .............................. SEE PAGE 56
REF# NOMENCLATURE PART#
1) HOSE-VACUUM BREAK ............................... 5/32HOSE2) SCREW-VACUUM BREAK BRACKET ......... **3) PRI.VAC.BREAK,LINKAGE & BRAKET ....... 101-7384) SCREW-VAC. BREAK BRACKET ................ **5) SEC.VAC.BREAK,LINKAGE & BRACKET ... SEE PAGE 596) RETAINER-PUMP ROD ................................. 62-837) SCREW-PUMP LEVER ................................. **8) LEVER-PUMP ................................................9) SPACER WASHER-PUMP LEVER ...............10) PUMP-ROD ..................................................11) RETAINER-CHOKE ROD (Upper) .............. 62-8612) BUSHING-CHOKE ROD ............................. 85-23113) SCREW-VENT STACK ................................ **14) VENT STACK ...............................................15) SCREW-SOLENOID .................................... **16) SOLENOID-MIXTURE CONTROL .............. 318-100517) GASKET-SOLENOID .................................. G117418) RETAINER-SEAL ......................................... 85-23319) SEAL-SOLENOID ........................................ 64-35020) ADAPTER-SOLENOID SEAL ......................21) SCREW-BOWL COVER (Large) ................ **22) SCREW-BOWL COVER .............................. **23) SCREW-BOWL COVER .............................. **24) PLUNGER-TPS ............................................25) BOWL COVER ASSEMBLY ........................26) RETAINER-PLUNGER SEAL ...................... SEE PAGE 5727) SEAL-PLUNGER ......................................... 64-35128) RETAINER-PUMP SEAL ............................. SEE PAGE 5729) SEAL-PUMP STEM ..................................... 64-35230) ROD-FAST IDLE CAM .................................31) GASKET-BOWL COVER ............................ SEE PAGE 57 & 5832) PUMP-ASSEMBLY ...................................... 64-34833) SPRING-PUMP RETURN ............................ 66-1534) THROTTLE POSITION SENSOR ............... SEE PAGE 5935) SPRING-TPS ...............................................36) INSERT-FLOAT BOWL ...............................37) FLOAT-ASSEMBLY ..................................... 100-4638) PIN-FLOAT HINGE ...................................... 32-7739) NEEDLE & SEAT ASSEMBLY .................... SEE PAGE 6140) JET-PRIMARY .............................................41) FILTER NUT-FUEL INLET ........................... 90-15342) GASKET-FILTER NUT ................................. G81643) FILTER-FUEL INLET ................................... 30-5944) SPRING-FILTER .......................................... 66-3745) GUIDE-PUMP DISC. SPRING .................... 85-23246) SPRING-PUMP DISC. BALL ...................... 66-1647) BALL-PUMP DISC. ...................................... 90-1348) SCREW-CHOKE RETAINER....................... **49) RETAINER-CHOKE COVER ....................... 85-29750) ELECTRIC CHOKE COVER ASSEMBLY .. SEE PAGE 6051) SCREW-CHOKE LEVER ............................ **52) LEVER-CHOKE ...........................................53) CHOKE SHAFT & LEVER ASSEMBLY ......54) SCREW-CHOKE HOUSING ........................ **55) SCREW-THROTTLE BODY ........................ **56) BOWL ASSEMBLY ......................................57) GASKET-THROTTLE BODY ....................... G105958) PLUG-IDLE NEEDLE SEAL ........................ SEE PAGE 5559) NEEDLE-IDLE ADJUSTING ....................... SEE PAGE 5560) SPRING-IDLE NEEDLE .............................. SEE PAGE 5661) THROTTLE BODY ASSEMBLY ..................
ROCHESTER - 54WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332
REF# NOMENCLATURE PART#
ROCHESTERE2SE
( 120- Series ) SEE JET CHART AT END OF ROCHESTER SECTION( ** ) REFER TO SCREW CATALOG
ROCHESTER - 55 WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332
ROCHESTER2SE, E2SE
85-237CHOKE COVER
RETAINER
85-297CHOKE COVER
RETAINER
85-203CHOKE COVER
RETAINER
90-13CHECK BALL( 3/16" Steel )
62-108THROTTLE ARMSTUD RETAINER
62-83PUMP RODRETAINER
85-93PUMP DELAYER
SPRING RETAINER
80-221CHOKE COVER
SCREW( Self Tapping )( 10-24X3/8" )
80-42CHOKE COVER
SCREW( 8-32X5/16" )
80-99CHOKE COVER
SCREW( 10-24X3/8" )
22-27BRASS BUSHING( Shaft Size 5/16" )
.500
Len
gth
ID .312
OD .345
916FCHOKE COVER
POP RIVET32-77
FLOAT PIN
64-353INTERMEDIATE
CHOKE SHAFT SEAL
64-352PUMP STEM
SEAL
G665RUBBER CAP
( 3/8" )
G652RUBBER CAP
( 5/32" )
G600-1RUBBER CAP
( 7/32" )
G600-5RUBBER CAP
( 1/8" )
22-73THROTTLE LEVER
STUD
1/4-20 Threads
.699
" L
engt
h
22-72THROTTLE LEVER
STUD
5/16-18 Threads
.875
" L
engt
h
16-139IDLE MIXTURE
SCREW( 4MX.50X1.266 )
.665
" Len
gth
THK5/32"
16-103IDLE MIXTURE
SCREW( 4MX.50X1.480 )
62-86LINK RODRETAINER
85-231LINK RODBUSHING
85-232PUMP DISCHARGESPRING RETAINER
64-351TPS PLUNGER
STEM SEAL
22-106BRASS BUSHING( Shaft Size 5/16" )
16-116IDLE MIXTURE
SCREW
32-11COTTER PIN3/64"X3/8"
90-21CHECK BALL( 1/8" Steel )
90-12CHECK BALL( 5/32" Steel )
0-116PLUG
( 5/16" Aluminum )
22-94BRASS BUSHING( Shaft Size 5/16" )
85-114MAIN METERING
BODY PLUG( 1/4" Aluminum )
85-61EXPANSION PLUG( 9/32" Aluminum )
.275
Len
gth
ID .312
KNURLEDOD .379
OD.370
.187
Len
gth
ID .312
OD .345
5/32HOSEVACUUM HOSE
ROCHESTER - 56WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332
ROCHESTER2SE, E2SE
66-15PUMP RETURN
SPRING
ID .385 .025 WIRE DIA.
1.580LENGTH
ID .204 .038 WIRE DIA.
.590LENGTH
66-73POWER PISTON
SPRING
ID .171 .015 WIRE DIA.
1.825LENGTH
66-51IDLE ADJUSTINGSCREW SPRING
66-37FUEL FILTER
INLET SPRING
66-76PUMP PLUNGERGARTER SPRING
30-65FUEL FILTER
CHECK VALVE
66-44PUMP DELAYER
SPRING
ID .485 .037 WIRE DIA.
2.000LENGTH
17-48BRASS TUBE
OD .187"X1.914" Length
17-40STEEL TUBE
OD .375"X1.365" Length
17-27BRASS TUBE
OD .250"X1.130" Length
17-109STEEL TUBE1.363" Length
17-144BRASS TUBE
OD .187"X1.185" Length
17-49BRASS TUBE
OD .187"X1.250" Length
OD.250"
OD.185"
ID .535 .025 WIRE DIA.
.940LENGTH
66-16PUMP DISCH.
SPRING
66-123POWER VALVE
SPRING
30-53FUEL FILTER
SINTERED BRONZE
R133AIR VALVE
LINK
R140CHOKE PULL-OFF
LINK
R141VACUUM BREAK
LINK
R134PRIMARY VACUUM
BREAK LINK
85-316THROTTLE PLATE
Size 1" 3/8"
ID .135 .010 WIRE DIA.
.930LENGTH
R121SECONDARY VACUUM
BREAK LINK
30-5430-59
w/o check valve
1" FUEL FILTER
w/ check valve30-5530-60
w/o check valve
2" FUEL FILTER
w/ check valve
ROCHESTER - 57 WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332
ROCHESTER2SE, E2SE
G604IDLE COMPENSATOR
GASKET( Cork )
G816FUEL INLET
FITTING GASKET( Nylon )
85-233MIX. CRTRL. SOL.
SEAL WASHER( Brass )
G1216PUMP STEMRETAINER
( Steel )
G1126FUEL FITTING
GASKET( Nylon )
G1502FUEL INLET NUT
GASKET( Alum. + Rubber )
G778FUEL INLET NUT
GASKET( Alum. + Rubber )
G1166FEEDBACK CONTROL
GASKET( Fiber )
74FBANJO GASKET
( Fiber )
G1053AIR CLEANER
GASKET
G1050BOWL COVER GASKET
1/32" THK.
G1174MIX. CONTROL SOLENOID
GASKET
G1423BOWL COVER GASKET
3/64" THK.
G1259BOWL COVER GASKET
1/32" THK.
G1059THROTTLE BODY
GASKET
ID .120 OD .245
.015 THK.
ID .889 OD 1.063
.020 THK.
ID .875 OD 1.062
.031 THK.
ID .875 OD 1.032
.063 THK.
ID .782 OD .930
.031 THK.
ID .634 OD .900
.049 THK.
ID .312 OD .702
.064 THK.
ID .250 OD .375
.090 THK.
ID .232 OD .368
.020 THK.
G286SECONDARY TUBE
SEAL WASHER( Aluminum )
ID .197 OD .351
.015 THK.
=
ROCHESTER - 58WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332
ROCHESTER2SE, E2SE
G1052FLANGE GASKET
1/4" THK.
G1175BOWL COVER GASKET
1/32" THK.
G1393BOWL COVER GASKET
3/64" THK.
G1058BOWL COVER GASKET
1/32" THK.
G1176BOWL COVER GASKET
1/32" THK.
G1177BOWL COVER GASKET
1/32" THK.
G1191BOWL COVER GASKET
1/32" THK.
G1093BOWL COVER GASKET
1/32" THK.
G1105BOWL COVER GASKET
1/32" THK.
G1260BOWL COVER GASKET
1/32" THK.
G1192BOWL COVER GASKET
1/32" THK.
G1396BOWL COVER GASKET
3/64" THK.
=
=
ROCHESTER - 59 WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332
ROCHESTER2SE, E2SE
100-46NITROPHYL FLOAT
100-83NITROPHYL FLOAT
101-738CHOKE PULL-OFF
ASSEMBLY
101-1003CHOKE PULL-OFF
ASSEMBLY ( Auxiliary )
101-1008CHOKE PULL-OFF
ASSEMBLY ( Primary )
101-1006CHOKE PULL-OFF
ASSEMBLY
101-998CHOKE PULL-OFF
ASSEMBLY ( Primary )
101-1009CHOKE PULL-OFF
ASSEMBLY ( Primary )
101-951CHOKE PULL-OFF
ASSEMBLY ( Auxiliary )
101-1007CHOKE PULL-OFF
ASSEMBLY
101-967CHOKE PULL-OFF
ASSEMBLY ( Primary )
101-1013CHOKE PULL-OFF
ASSEMBLY ( Primary )
101-966CHOKE PULL-OFF
ASSEMBLY ( Primary )
101-970CHOKE PULL-OFF
ASSEMBLY ( Primary )
101-1005CHOKE PULL-OFF
ASSEMBLY ( Primary )
101-968CHOKE PULL-OFF
ASSEMBLY
101-994CHOKE PULL-OFF
ASSEMBLY ( Auxiliary )
101-1002CHOKE PULL-OFF
ASSEMBLY ( Auxiliary )
318-1005MIXTURE CONTROL
SOLENOID
319-1004THROTTLE POSITION
SENSOR
319-1001THROTTLE POSITION
SENSOR
64-350M.C.S.SEAL
85-233M.C.S. SEALRETAINER
85-308M.C.S.
VITON TIP
85-469M.C.S.
BARREL
ROCHESTER - 60WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332
ROCHESTER2SE, E2SE
2.87
8 L
engt
h
2.94
7 L
engt
h
PUMP ASSEMBLY PUMP ASSEMBLY PUMP ASSEMBLY
3.00
0 L
engt
hPUMP ASSEMBLYPUMP ASSEMBLY
21/32"21/32"
Methanol Resistant Cupw/out Delayer Spring64-381Buna Cupw/out Delayer Spring64-348
Methanol Resistant Cupw/out Delayer Spring64-382Buna Cupw/out Delayer Spring64-349
3.03
0 L
engt
h
3.04
5 L
engt
h
64-383Buna Cupw/out Delayer Spring64-359
Methanol Resistant Cupw/out Delayer Spring
Methanol Resistant Cupw/out Delayer Spring64-374Buna Cupw/out Delayer Spring64-347
21/32" 21/32" 21/32"
64-384Buna Cupw/out Delayer Spring64-354
Methanol Resistant Cupw/out Delayer Spring
102-1012CHOKE THERMOSTAT
ASSEMBLY
102-1019CHOKE THERMOSTAT
ASSEMBLY
102-1037CHOKE THERMOSTAT
ASSEMBLY
102-1052CHOKE THERMOSTAT
ASSEMBLY
102-1039CHOKE THERMOSTAT
ASSEMBLY
102-1072CHOKE THERMOSTAT
ASSEMBLY
FLUORELASTOMER64-34464-292
PUMP CUP
BUNA
.367
21/32"
90-88FUEL INLET
HOSE FITTING
90-52BASE PLUG
FITTING
90-81FUEL INLET
FITTING
90-157FUEL INLET
FITTING
90-114FUEL INLET
HOSE FITTING
NUT7/16
PIPE1/8
NUT7/16
1/4
PIPE1/8
NUT3/4
3/8
5/8-18
5/8-18
7/8-20
NUT1"
7/8-20
5/8-18
NUT1"
90-147FUEL INLET
FITTING
NUT1"
1"-20
90-145FUEL INLET
FITTING
1/2-20
90-144FUEL INLET
FITTING
5/8-18
1"-20
NUT1"
NUT1"
5/8-18
1"-20
90-153FUEL INLET
FITTING
1"-20
NUT1"
1/2-20
90-143QUADRAJET
CONVERSION FITTING
90-72FUEL INLET
FITTING
90-75FUEL INLET
FITTING
1/2-20 5/8-18
7/8-207/8-20
NUT1"
NUT1"
90-75-1FUEL INLET FITTING
(Extra Threads)
NUT1"
5/8-18
7/8-20
102-1020CHOKE THERMOSTAT
ASSEMBLY
102-1071CHOKE THERMOSTAT
ASSEMBLY
18-216NEEDLE
31-549VITON NEEDLE &SEAT ASSEMBLY
( .110 Orifice )
31-662VITON NEEDLE &SEAT ASSEMBLY
( .100 Oriffice )
31-575VITON NEEDLE &SEAT ASSEMBLY
( .119 Orifice )
18-216NEEDLE
31-653VITON NEEDLE &SEAT ASSEMBLY
( .092 Orifice )18-216NEEDLE
18-216NEEDLE
ROCHESTER - 61 WALKER PRODUCTS INC. PHONE (323) 232-3359 FAX (323) 232-3332
ROCHESTER2SE, E2SE
31-698VITON NEEDLE &SEAT ASSEMBLY
( .119 Orifice )18-216NEEDLE
G1205NEEDLE & SEAT
WASHER ( Alum. + Rubber )
ID.319 OD.421
.026 THK.
G59FUEL INLET
GASKET ( Fiber )
ID.312 OD.410
.031 THK.
G59FUEL INLET
GASKET ( Fiber )
ID.312 OD.410
.031 THK.
G59FUEL INLET
GASKET ( Fiber )
ID.312 OD.410
.031 THK.
G1205NEEDLE & SEAT
WASHER ( Alum. + Rubber )
ID.319 OD.421
.026 THK.
(With dump slots) (Without dump slots)