C12 Propulsion Engine

C12 Commercial Propulsion Engines

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 (490 bhp) rating at 2300 rpm which meets IMO I emissions standards. The C12 takes full advantage of the electronically controlled unit injection fuel system, resulting in an environmentally friendly engine with outstanding performance and fuel economy. There is also a wide range of optional equipment available to meet the needs of your marine commercial or pleasure craft application.

Product Specs

Engine Specifications

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

Power Rating

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

Dimensions & Weights

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

Equipment

  • Air Inlet System
  • Control System
  • Cooling System
  • Exhaust System
  • Flywheels & Flywheel Housings
  • Fuel System
  • Instrumentation
  • Lube System
  • Mounting System
  • Power Take-Offs
  • Protection System
  • General

Optional Equipment

  • Air Inlet System
  • Charging System
  • Cooling System
  • Exhaust System
  • Fuel System
  • Instrumentation
  • Lube System
  • Mounting System
  • Power Take-Offs
  • Starting System
  • General
  • Packing

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