New CAT Equipment

C12 ACERT High Performance Propulsion Engine

Cat® C12 ACERT 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.

Get a Quote

    Product Specs


    Power Range 660-705 bhp (492-526 bkW)


    Speed Range 2300 rpm
    Emissions 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
    Dry Weight 2588 lb
    Length 62 in
    Height 39.5 in