New CAT Equipment

C9.3 ACERT Tier 4 Final Engine

Cat C9.3 ACERT engines are the ideal solution for your demanding operations in the oilfield. Decades of field operation and intense research and development allow Cat C9.3 ACERT engines to deliver excellent performance with low operating costs while meeting tight environmental requirements. This is an ideal engine for applications that require compliance with the highest emission standards in well service applications such as workover rigs, pump skids, acidizing units, cementing units, coil tubing units, and hydraulic power units. Cat engines are backed by the worldwide network of Cat dealers ready to support your operation with technical support, service, parts, and warranty. C9.3 ACERT engines with ratings: 224-298 bkW (300-400 bhp) @ 1800-2200 rpm are designed to meet U.S. EPA Tier 4 Final, EU Stage IV emission standards. This information about Emissions describes the particular rating's emissions technology. For more information about emissions certification, please contact your local Cat dealer.

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    Product Specs

    General Specifications

    Minimum Rating 300 BHP
    Maximum Rating 400 BHP
    Aspiration Turbocharged-Aftercooled
    Displacement 567.5 in³
    Flywheel and Flywheel Housing SAE 1 or 2
    Flywheel Teeth 113 (SAE 1), 138 (SAE 2)
    Stroke 5.87 in
    Bore 4.53 in


    Emissions EPA Tier 4 Final and EU Stage IV


    Length 44 in
    Width 40.4 in
    Height 41.9 in
    Weight 1950 lb