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Cat?� C7.1 Diesel Engine
Cat?� C9.3B Industrial Power Unit
Cat?� C27 Industrial Power Unit
Cat?� C32 Industrial Power Unit

Power Rating

Maximum Power 275 hp 416 hp 950 HP 1000 hp
Maximum Torque 774 lb-ft @ 1400 rpm - 3211 lb-ft @ 1200 rpm 3825 lb-ft @ 1200 rpm
Rated Speed 2200-2500 rpm 1800-2200 rpm 1800 rpm 1800 rpm
Minimum Power 155.6 hp 308 hp 800 HP 1000 hp

Emission Standards

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

Engine Dimensions - Approximate

Length 36.6 in - - -
Width 26.3 in - - -
Height 32.2 in - - -
Weight - Net Dry - Basic Operating Engine Without Optional Attachments 1115 lb - - -

General

Engine Configuration In-Line 6, 4-Stroke-Cycle Diesel Inline 6, 4-Stroke-Cycle-Diesel V-12, 4-Stroke-Cycle Diesel V-12
Bore 4.1 in 4.5 in 5.7 in 5.7 in
Stroke 5.3 in 5.9 in 6 in 6.4 in
Displacement 427.7 in³ 567.5 in³ 1649.5 in³ 1958.9 in³
Aspiration Turbocharged Aftercooled (TA) Turbocharged Aftercooled (TA) Twin Turbocharged-Aftercooled (TTA) Twin Turbocharged Aftercooled (TTA)
Rotation from Flywheel End Counterclockwise Counterclockwise Counterclockwise Counterclockwise
Aftertreatment - - DOC DOC
Compression Ratio - 16.5:1 16.0:1 16.0:1
Cycle - - - 4
Combustion System - - - Direct Injection
Cooling System - - - liquid

Power Unit Dimensions

Length - 83 in - 100.7 in
Width - 43 in - 64.4 in
Height - 63 in - 77.6 in
Weight - 3265 lb - -
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