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Cat® C18 Industrial Power Unit
Cat® C27 Industrial Power Unit
Cat® C4.4 Industrial Power Unit

Power Rating

Maximum Power 630 HP 950 HP 129.4 HP
Rated Speed 1800-2100 1800 rpm 2200 rpm
Minimum Power 575 HP 800 HP 129.4 HP
Maximum Torque - 3211 lb-ft @ 1200 rpm -

Emission Standards

Emissions China Stage II, U.S. EPA Tier 3 Equivalent, EU Stage IIIA Equivalent or Non-Certified U.S. EPA Tier 4 Final, EU Stage V China Nonroad Stage III, Brazil MAR-1, UN ECE R96 Stage IIIA

General

Engine Configuration Inline 6, 4-Stroke-Cycle Diesel V-12, 4-Stroke-Cycle Diesel Inline 4, 4-Stroke-Cycle Diesel
Bore 5.7 in 5.7 in 4.1 in
Stroke 7.2 in 6 in 5 in
Displacement 1104.5 in³ 1649.5 in³ 268.5 in³
Compression Ratio 16.3:1 16.0:1 16.2:1
Aspiration Turbocharged Aftercooled (TA) Twin Turbocharged-Aftercooled (TTA) Turbocharged Aftercooled (TA)
Rotation from Flywheel End Counterclockwise Counterclockwise Counterclockwise
Aftertreatment - DOC -

Power Unit Dimensions

Length 54.6 in - 53.5 in
Width 36.3 in - 29.5 in
Height 48.9 in - 37.9 in
Weight 4844 lb - 1146 lb
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