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    Cat® C2.8 Diesel Engine
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    Cat® C7.1 Industrial Power Unit
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    Cat® C15 Industrial Power Unit
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    Power Rating
    Maximum Power 74 HP 275 HP 580 HP
    Maximum Torque 280 lb-ft @ 1360 rpm 774 lb-ft @ 1400 rpm 1958 lb-ft @ 1400 rpm
    Rated Speed 2200 - 2400 rpm 116-205 bkW/156-275 bhp @ 2200 rpm, 129 bkW/173 bhp @ 2500 rpm 1800-2100 rpm
    Minimum Power 67 HP 156 HP 475 HP

    Emission Standards
    Emissions U.S. EPA & CARB Tier 4 Final, EU Stage V China Nonroad Stage III, Brazil MAR-1, UN ECE R96 Stage IIIA U.S. EPA Tier 4 Final, EU Stage V, Japan 2014 (Tier 4 Final), Korea Stage V, China Nonroad IV

    General
    Engine Configuration In-Line 4 Inline 6, 4-Stroke-Cycle Diesel Inline 6, 4-Stroke-Cycle Diesel
    Bore 3.5 in 4.1 in 5.4 in
    Stroke 4.3 in 5.3 in 6.7 in
    Displacement 171 in³ 427.7 in³ 927.6 in³
    Compression Ratio 17.0:1 16.8:1 17.0:1
    Aspiration Turbocharged (T) and Turbocharged-Aftercooled (TA) Turbocharged Aftercooled (TA) Turbocharged Aftercooled (TA)
    Combustion System Direct Injection - -
    Rotation from Flywheel End Counterclockwise Counterclockwise Counterclockwise
    Aftertreatment DOC+DPF - DOC+DPF+SCR

    Engine Dimensions - Approximate
    Length 24.9 in - -
    Width 22.4 in - -
    Height 30.9 in - -
    Weight - Net Dry - Basic Operating Engine Without Optional Attachments 750 lb - -

    Power Unit Dimensions
    Length - 68 in 98 in
    Width - 31 in 48.4 in
    Height - 44.8 in 79 in
    Weight - 1737 lb 5842 lb

    Aftertreatment Dimensions
    Width - - 43.8 in
    Height - - 25.8 in
    Weight - - 591 lb

    Aftertreatment Dimensions*
    Diameter - - 14 in

    PETU Dimensions - Tier 4 Final Only
    Length - - 33.6 in
    Width - - 11.3 in
    Height - - 21.7 in
    Weight - - 42.8 lb
    Volume Capacity - - 51.1 qt (US)
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