New CAT Equipment

3512C Propulsion Engine (IMO II)

The Cat 3512C marine propulsion engine makes your investment work harder. Through a wide range of available power ratings (including High Displacement ratings), no required aftertreatment technology, and nominal rated BSFC fuel consumption - it will drive down your total cost of ownership. With a redesigned piston bowl shape to improve combustion, and improved fuel delivery, this engine is IMO II emissions compliant and committed to sustainable environmental development. Single-source support, the Caterpillar warranty, and industry-leading one-year warranty on parts make the 3512C a fully integrated marine power solution.

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    Product Specs

    Power Rating

    Power Range 1280-2551 bhp (955-1902 bkW)

    Engine Specifications

    Speed Range 1200 rpm, 1600 rpm, 1800 rpm
    Emissions IMO II, EU IW
    Aspiration TTA
    Bore 6.69 in
    Stroke 7.48 in
    Displacement 3161 in³
    Rotation from Flywheel End Counterclockwise or Clockwise
    Configuration Vee 12, 4-Stroke-Cycle Diesel
    Displacement - HD 3574 in³
    Stroke - HD 8.5 in

    Dimensions & Weights

    Maximum Length 105.1 in
    Maximum Width 87.9 in
    Minimum Dry Weight 14400 lb
    Minimum Width 80.2 in
    Minimum Height 75 in
    Minimum Length 102 in
    Maximum Height 88.3 in
    Maximum Dry Weight 16340 lb