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Cat® C4.4 Industrial Power Unit
Cat® C27 Industrial Power Unit
Cat® C32 Industrial Power Unit

Power Rating

Maximum Power 129.4 HP 950 HP 1000 HP
Rated Speed 2200 rpm 1800 rpm 1800 rpm
Minimum Power 129.4 HP 800 HP 1000 HP
Maximum Torque - 3211 lb-ft @ 1200 rpm 3825 lb-ft @ 1200 rpm

Emission Standards

Emissions China Nonroad Stage III, Brazil MAR-1, UN ECE R96 Stage IIIA U.S. EPA Tier 4 Final, EU Stage V U.S. EPA Tier 4 Final and EU Stage V

General

Engine Configuration Inline 4, 4-Stroke-Cycle Diesel V-12, 4-Stroke-Cycle Diesel V-12
Bore 4.1 in 5.7 in 5.7 in
Stroke 5 in 6 in 6.4 in
Displacement 268.5 in³ 1649.5 in³ 1958.9 in³
Compression Ratio 16.2:1 16.0:1 16.0:1
Aspiration Turbocharged Aftercooled (TA) Twin Turbocharged-Aftercooled (TTA) Twin Turbocharged Aftercooled (TTA)
Rotation from Flywheel End Counterclockwise Counterclockwise Counterclockwise
Aftertreatment - DOC DOC
Cycle - - 4
Combustion System - - Direct Injection
Cooling System - - liquid

Power Unit Dimensions

Length 53.5 in - 100.7 in
Width 29.5 in - 64.4 in
Height 37.9 in - 77.6 in
Weight 1146 lb - -
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