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Cat® C9.3B Industrial Diesel Engine

The Cat® C9.3B Industrial Diesel Engine is offered in ratings ranging from 230-310 bkW (308-416 bhp) @ 1800-2200 rpm. These ratings meet China Nonroad Stage III, Brazil MAR-1, and UN R96 Stage IIIA emission standards.
The C9.3B engines are ideal choices to power applications in agriculture, aircraft ground support, construction, forestry, general industrial, materialhandling, and mining.

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    Product Specs

    Power Rating

    Maximum Power 416 HP
    Maximum Torque 1335 lb-ft @ 1400 rpm
    Rated Speed 1800-2200 rpm
    Minimum Power 308 HP

    Emission Standards

    Emissions China Nonroad Stage III, Brazil MAR-1, UN ECE R96 Stage IIIA


    Engine Configuration Inline 6, 4-Stroke-Cycle Diesel
    Bore 4.5 in
    Stroke 5.9 in
    Displacement 567.5 in³
    Compression Ratio 16.5:1
    Aspiration Turbocharged Aftercooled (TA)
    Combustion System Direct Injection
    Rotation from Flywheel End Counterclockwise
    Aftertreatment -

    Engine Dimensions - Approximate

    Length 44 in
    Width 31 in
    Height 42 in
    Weight - Net Dry - Basic Operating Engine Without Optional Attachments 1907 lb