New CAT Equipment

C9 ACERT High Performance Marine Propulsion Engine

Cat® C9 ACERT Diesel Marine Propulsion Engine, with ratings of 510-575 mhp (503-567 bhp) at 2500 rpm, meets IMO II emission standards.

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    Product Specs


    Power Range 503-567 bhp (375-423 bkW)


    Speed Range 2500 rpm
    Emissions IMO II
    Aspiration TA
    Bore 4.41 in
    Stroke 5.87 in
    Displacement 538 in³
    Rotation from Flywheel End Counterclockwise
    Configuration In-line 6, 4-Stroke-Cycle Diesel

    Dimensions & Weights

    Length 47.2 in
    Width - Engine 38.3 in
    Approximate Engine Dry Weight 2086 lb
    Height 38.7 in