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CX O300 Technical Specification CX O300 coxmarine.com TYPE CXO300 DIESEL OUTBOARD ENGINE YEAR 2018
CXO300Technical Specification
CXO300
coxmarine.com
TYPE CXO300 DIESEL OUTBOARD ENGINE
YEAR 2018
CXO300 Technical Specification
CXO300Technical data Engine designation CXO300
Crankshaft power, kW (hp) 252 (338)
Propeller shaft power, kW (hp) 224 (300)
Engine propping speed, rpm 3700-4000
Displacement, L (cu.in.) 4.4 (266)
Number of cylinders 8
Bore/stroke, mm (in.) 84 (3.3) / 98.5 (3.9)
Compression ratio 16
Weight, kg (lb) 375 (826)
Ratio 1 (Propeller speed) 1.23:1 (3259)
Ratio 2 (Propeller speed) 1.46:1 (2739)
Peak torque, Nm (ft.lb) 650 (479)
Aspiration Twin-turbo
Shaft Length, inch(mm) 25”(635)/30”(762)/35”(889)
Emission compliance EPA 3, IMO 2, RCD 2
Start assist Glow plugs
Rating Light-duty commercial
Trim range -4° to +16°
Tilt range 71°
Engine Oil Spec API CI-4 / SAE 5W40
Gear Oil Spec API GL-5 / SAE 75W140
Propeller spline spec 1.25” shaft / 19 tooth
Colour options Black / White
CXO300 - 300HP diesel outboard coxmarine.com
CXO300Instruments & controls
Engine block and head• Aluminium alloy block and heads
• 60 degree V8
Engine mounting • Standardoutboardfittinglayout • 6-bolt mounting with multi-hole adjustment
Fuel system• High pressure common rail fuel injection• On-enginefuelfiltration
Air inlet and exhaust system• Exhaust gas recirculation system• Twin turbochargers• Airfilterswithreplaceableinserts• Closed crankcase ventilation
Transmission• All outboards offer standard and counter rotating capability, programmable through the ECU
Cooling system• Thermostatically regulated raw water cooling• Tubular heat exchanger
Electric system• 12V/24V two-pole electrical system• 80A marine alternator
Instruments/control• Electronic controls• Joystick to manage up to 6 engines• Keyless key fob• Wireless MOB and Key• NMEA 2000 CAN displays and controls• 4.8”/7”/10”/12” screen sizes• CompatiblewiththeofftheshelfSeastarandUltraflexsteeringunits,and 19t 1.25 propeller hub kits
CXO300Technical description
CXO300 - 300HP diesel outboard coxmarine.com
CXO300 Technical Specification
0 (0)
100 (74)
200 (148)
300 (221)
400 (295)
500 (369)
600 (443)
700 (516)
800 (590)
900 (664)
1000 1500 2000 2500 3000 3500
Torque at propsha - Nm (lb.)Torque at propsha - Nm (lb.)
1.23 ratio
1.46 ratio
0
10 (2.2)
20 (4.4)
30 (6.6)
40 (8.8)
50 (11.0)
60 (13.2)
70 (15.4)
80 (17.6)
1000 1500 2000 2500 3000 3500 4000
ISO E3/E5 fuel consumption - L/h (gal/h)
0
100 (74)
200 (148)
300 (221)
400 (295)
500 (369)
600 (443)
700 (516)
1000 1500 2000 2500 3000 3500 4000
Torque at cranksha - Nm (lb.)
CXO300 Technical Specification
CXO300 - 300HP diesel outboard coxmarine.com
CXO300Power at Propshaft (hp)
CXO300Torque at Crankshaft Nm (lb.ft)
CXO300ISO E3/E5 fuel consumption (L/h) Fuel curve under ISO 8178 E3/E5 conditions
CXO300Torque at Propshaft Nm (lb.ft)
0
50
100
150
200
250
300
350
1000 1500 2000 2500 3000 3500
Power at propsha (hp)
1.23 ratio
1.46 ratio
CXO300 Technical Specification
CXO300 - 300HP diesel outboard
25” Leg LengthDimensions - mm (in)
A 634 (25)B 1984 (78.1)C 151 (5.9)D 1201 (47.3)E 1297 (51)
30” Leg LengthDimensions - mm (in)
A 761 (30)B 2111 (83.1)C 177 (7)D 1326 (52.2)E 1424 (56)
35” Leg LengthDimensions - mm (in)
A 888 (35)B 2238 (88.1)C 204 (8)D 1450 (57.1)E 1551 (61)
CXO300 Technical drawing
CXO300Plan view /Transom Interface
Dimensions - mm (in)
30762
coxmarine.com
CXO300 Technical Specification
CXO300 - 300HP diesel outboard coxmarine.com
CXO300 Technical Specification
CXO300 - 300HP diesel outboard coxmarine.com
Black finish
White finish
300HP diesel outboard
CPT CXO300 September 2018 1.3 © 2018 COX POWERTRAIN LTD.PleasenotethatthisTechnicalSpecificationissubjecttochange,andisnottobere-producedinanyformwithoutpermission
coxmarine.com
More informationPlease contact your nearest Cox Powertrain distributor for more details about Cox diesel outboard engines.
Cox Powertrain Limited8 Cecil Pashley WayShoreham (Brighton City) AirportLancing BN43 5FFUnited Kingdom
+44 1273 454 [email protected]
