New CAT Equipment

C9 ACERT Dry Manifold Engine

Cat C9 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 ACERT engines to deliver excellent performance with low operating costs and emissions. Equipment powered by C9 ACERT engines include 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 ACERT engines, with ratings: 205-280 bkW (275-375 bhp) @ 1800-2200 rpm, meet China Stage II, EPA Tier 3 equivalent, EU Stage IIIA equivalent emission standards. U.S. EPA Tier 3 equivalent and EU Stage IIIA equivalent ratings are available using U.S. EPA and EU Flexibility. They are also available in other regulated and non-regulated areas.

Get a Quote

    Product Specs

    General Specifications

    Minimum Rating 275 BHP
    Maximum Rating 375 BHP
    Governor and Protection Electronic (ADEM A3)
    Aspiration Turbocharged-Aftercooled
    Displacement 538 in³
    Flywheel and Flywheel Housing SAE 1 or 2
    Flywheel Teeth 113 (SAE 1), 134 (SAE 2)
    Rotation from Flywheel End Counterclockwise
    Stroke 5.87 in
    Bore 4.41 in


    Emissions EPA and CARB Non-Road Tier 3, EU Stage IIIA, IMO Tier II


    Length 43 in
    Width 32.6 in
    Height 40.3 in
    Weight 1578 lb

    Capacity for Liquids

    Lube Oil System - Refill 8 gal (US)
    Cooling System 3.7 gal (US)