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Cat® C7.1 Diesel Engine
Cat® C4.4 Industrial Power Unit
Cat® C32 Industrial Power Unit
Cat® C15 Industrial Power Unit

Power Rating

Maximum Power 217 HP 108.6 HP 1000 HP 580 HP
Maximum Torque 663 lb-ft @ 1400 rpm - 3825 lb-ft @ 1200 rpm 1958 lb-ft @ 1400 rpm
Rated Speed 1950-2200 rpm 2200 rpm 1800 rpm 1800-2100 rpm
Minimum Power 150 HP 81.8 HP 1000 HP 475 HP

Emission Standards

Emissions China Nonroad Stage III, UN ECE R96 Stage IIIA UN ECE R96 Stage IIIA U.S. EPA Tier 4 Final and EU Stage V U.S. EPA Tier 4 Final, EU Stage V, Japan 2014 (Tier 4 Final), Korea Stage V, China Nonroad IV

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 4, 4-Stroke-Cycle Diesel V-12 Inline 6, 4-Stroke-Cycle Diesel
Bore 4.1 in 4.1 in 5.7 in 5.4 in
Stroke 5.3 in 5 in 6.4 in 6.7 in
Displacement 427.7 in³ 268.5 in³ 1958.9 in³ 927.6 in³
Compression Ratio 18.2:1 18.2:1 16.0:1 17.0:1
Aspiration Turbocharged Aftercooled (TA) Turbocharged (T) Twin Turbocharged Aftercooled (TTA) Turbocharged Aftercooled (TA)
Combustion System Direct Injection - Direct Injection -
Rotation from Flywheel End Counterclockwise Counterclockwise Counterclockwise Counterclockwise
Aftertreatment - - DOC DOC+DPF+SCR
Cycle - - 4 -
Cooling System - - liquid -

Power Unit Dimensions

Length - 49.6 in 100.7 in 98 in
Width - 28.9 in 64.4 in 48.4 in
Height - 38 in 77.6 in 79 in
Weight - 1025 lb - 5842 lb

Aftertreatment Dimensions

Width - - - 43.8 in
Height - - - 25.8 in
Weight - - - 591 lb

Aftertreatment Dimensions*

Diameter - - - 14 in

PETU Dimensions - Tier 4 Final Only

Length - - - 33.6 in
Width - - - 11.3 in
Height - - - 21.7 in
Weight - - - 42.8 lb
Volume Capacity - - - 51.1 qt (US)
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