New CAT Equipment

3512C (HD) Offshore Well Stimulation Engine

The 3512C (HD) offshore engine for well stimulation operations was specifically developed to operate in harsh environments offshore while meeting the highest standards in performance, durability, reliability, and emissions. Cat engines are backed by the worldwide network of Cat dealers ready to support your operation with technical support, service, parts, and warranty. 3512C (HD) offshore engines, with ratings: 1678-1864 bkW (2250-2500 bhp) @ 1900 rpm meet IMO Tier II and U.S. EPA Marine Tier 2 emission standards.

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    Product Specs

    General Specifications

    Minimum Rating 2250 BHP
    Maximum Rating 2500 BHP
    Aspiration Turbocharged-Aftercooled
    Displacement 58.9 in³
    Flywheel and Flywheel Housing SAE No. 0
    Flywheel Teeth 151
    Stroke 8.5 in
    Bore 6.7 in


    Emissions IMO Tier II and EPA Marine Tier 2


    Length 113.8 in
    Width 64.2 in
    Height 86.1 in
    Weight 14145 lb