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Cat® C7.1 Diesel Engine
Cat® C18 Industrial Power Unit
Cat® C9.3B Industrial Power Unit
Cat® C4.4 Industrial Power Unit

Power Rating

Maximum Power 217 HP 630 HP 416 HP 108.6 HP
Maximum Torque 663 lb-ft @ 1400 rpm - - -
Rated Speed 1950-2200 rpm 1800-2100 1800-2200 rpm 2200 rpm
Minimum Power 150 HP 575 HP 308 HP 81.8 HP

Emission Standards

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

Engine Dimensions - Approximate

Length 44.9 in - - -
Width 28.4 in - - -
Height 32.3 in - - -
Weight - Net Dry - Basic Operating Engine Without Optional Attachments 1118 lb - - -

General

Engine Configuration Inline 6, 4-Stroke-Cycle Inline 6, 4-Stroke-Cycle Diesel Inline 6, 4-Stroke-Cycle-Diesel Inline 4, 4-Stroke-Cycle Diesel
Bore 4.1 in 5.7 in 4.5 in 4.1 in
Stroke 5.3 in 7.2 in 5.9 in 5 in
Displacement 427.7 in³ 1104.5 in³ 567.5 in³ 268.5 in³
Compression Ratio 18.2:1 16.3:1 16.5:1 18.2:1
Aspiration Turbocharged Aftercooled (TA) Turbocharged Aftercooled (TA) Turbocharged Aftercooled (TA) Turbocharged (T)
Combustion System Direct Injection - - -
Rotation from Flywheel End Counterclockwise Counterclockwise Counterclockwise Counterclockwise
Aftertreatment - - - -

Power Unit Dimensions

Length - 54.6 in 83 in 49.6 in
Width - 36.3 in 43 in 28.9 in
Height - 48.9 in 63 in 38 in
Weight - 4844 lb 3265 lb 1025 lb
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