Power System

C12 High Performance Propulsion Engine

Cat® C12 Diesel Marine Propulsion Engines, with ratings of 669-715 mhp (660-705 bhp) at 2300 rpm, meet IMO II emission 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 specific pleasure craft application.

Cat® C12 Diesel Marine Propulsion Engines, with ratings of 669-715 mhp (660-705 bhp) at 2300 rpm, meet IMO II emission 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 specific pleasure craft application.

Equipment Highlights

Less visible white or black smoke
Lower compression ratio, resulting in less steady state smoke
Improved transient response
Standard Caterpillar warranty
Parts and service support from worldwide dealer organization

Specs + Downloads

Specs
  • Speed Range: 1800 - 2300 rpm
  • Emissions: IMO I, IMO II
  • Aspiration: TA
  • Bore: 5.1 in
  • Stroke: 5.9 in
  • Displacement: 732 in³
  • Rotation from Flywheel End: Counterclockwise
  • Configuration: In-line 6, 4-Stroke-Cycle Diesel
  • Power Range: 340 - 705 bhp (254 - 526 bkW)
  • Width: 38.1 in
  • Dry Weight: 2588 lb
  • Length: 62 in
  • Height: 39.5 in

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