C12 Propulsion Engine

C12 Propulsion Engine

Cat® C12 Diesel Marine Propulsion Engines, with ratings of 340-490 bhp (254-366 bkW) at 1800-2300 rpm, meet IMO II emission standards with the exception of the 497 mhp ...
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Power Rating

Power Range
340-490 bhp (254-366 bkW)

Engine Specifications

Speed Range
1800-2300 rpm
Emissions
IMO I, IMO II
Aspiration
TA
Bore
5.1in
Stroke
5.9in
Displacement
732in³
Rotation from Flywheel End
Counterclockwise
Configuration
In-line 6, 4-Stroke-Cycle Diesel

Dimensions & Weights

Width
38.1in
Dry Weight
2588lb
Length
62in
Height
39.5in

Standard Equipment:

Optional Equipment:

    Air Inlet System
    • Low Profile Air Inlet Line, Shield (Air Inlet Line)
    Charging System
    • Charging Alternators, Voltmeter Guages, Voltmeter Guage Mounting, Alternator Mounting Group
    Cooling System
    • Sea Water Pump, Coolant Recovery Tank, Flange Kit
    Exhaust System
    • Flexible Fitting, Elbow, Dry Elbow, Watercooled Elbow, Exhaust Connection, Exhaust Outlet Pipe, EXH Outlet Flange, Rain Cap, Muffler
    Fuel System
    • Fuel Cooler, Fuel Connections, Primary Fuel Filter, Primary Fuel/Water Separator
    Instrumentation
    • OEM Wiring Harness, Engine to Engine Harness, Digital Tachometer, Tachometer Mounting, Magnetic Pickup, RH 4 Hole Instrument Panel, LH 4 Hole Instrument, Marine Power Display System, Marine Power Display Unit (for additional monitoring stations), Marine Power Display Bracket, Wiring Group, Transmission Sensors
    Lube System
    • Manual sump pump, Transmission oil cooler
    Mounting System
    • Vibration Isolators
    Power Take-offs
    • Crankshaft Pulley, Front Stub Shaft, Front Stub Shaft & Pulley
    Starting System
    • Air Pressure Regulator, Air Start Silencer, Start Switch, Jacket Water Heater, Battery sets (24 volt - dry)
    General
    • Wiring Harness Removal, Belt Guard - Alternator, Belt Guard - Alternator Pulley, Filter Cover Kit
    Packing
    • Overseas Preservation, Engine Protective Cover, Storage Preservation, Export Packing