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

Power Rating

Maximum Power 129.4 HP 630 HP -
Rated Speed 2200 rpm 1800-2100 -
Minimum Power 129.4 HP 575 HP -

Emission Standards

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

General

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

Power Unit Dimensions

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