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Cat® C11 Industrial Diesel Engine

The Cat® C11 Industrial Diesel Engine is offered in ratings ranging from 242-336 kW (325-451 hp). These ratings meet China Nonroad Stage III, Brazil MAR-1, and UN R96 Stage IIIA emission standards and UN R120 performance standards for measurement of net power and specific fuel consumption. Furthermore, this U.S. EPA Tier 3 certified engine can still be ordered as an engine replacement for machines currently taking U.S. EPA Tier 3 engines.

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    Product Specs

    Power Rating

    Maximum Power 451 HP
    Maximum Torque 1516 lb-ft @ 1400 rpm
    Rated Speed 1800-2100 rpm
    Minimum Power 325 HP

    Emission Standards

    Emissions China Nonroad Stage III, Brazil MAR-1, UN ECE R96 Stage IIIA, U.S. EPA Tier 3

    General

    Engine Configuration Inline 6, 4-Stroke-Cycle Diesel
    Bore 5.1 in
    Stroke 5.5 in
    Displacement 677.4 in³
    Compression Ratio 17.2:1
    Aspiration Turbocharged Aftercooled (TA)
    Combustion System Direct Injection
    Rotation from Flywheel End Counterclockwise
    Aftertreatment -

    Engine Dimensions - Approximate

    Length 47 in
    Width 42 in
    Height 47 in
    Weight - Net Dry - Basic Operating Engine Without Optional Attachments 2050 lb
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