New CAT Equipment

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.

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    Product Specs

    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 5.1 in
    Stroke 5.9 in
    Displacement 732 in³
    Rotation from Flywheel End Counterclockwise
    Configuration In-line 6, 4-Stroke-Cycle Diesel

    Dimensions & Weights

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