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Cat® C4.4 Diesel Engine
Cat® C13 Industrial Power Unit
Cat® C7.1 Industrial Power Unit
Cat® C15 Industrial Power Unit

Power Rating

Maximum Power 111.3 HP 536 HP 275 HP 580 HP
Maximum Torque 308 lb-ft @ 1400 rpm - 774 lb-ft @ 1400 rpm 1958 lb-ft @ 1400 rpm
Rated Speed 2200-2400 rpm 1800-2100 116-205 bkW/156-275 bhp @ 2200 rpm, 129 bkW/173 bhp @ 2500 rpm 1800-2100 rpm
Minimum Power 72.4 HP 385 HP 156 HP 475 HP

Emission Standards

Emissions UN ECE R96 Stage IIIA Brazil MAR-1, UN R96 Stage IIIA, U.S. EPA Tier 3 China Nonroad Stage III, Brazil MAR-1, UN ECE R96 Stage IIIA U.S. EPA Tier 4 Final, EU Stage V, Japan 2014 (Tier 4 Final), Korea Stage V, China Nonroad IV

Engine Dimensions - Approximate

Length 26.1 in - - -
Width 23.7 in - - -
Height 30.5 in - - -
Weight - Net Dry - Basic Operating Engine Without Optional Attachments 674.6 lb - - -

General

Engine Configuration Inline 4, 4-Stroke-Cycle Diesel Inline 6, 4-Stroke-Cycle Diesel Inline 6, 4-Stroke-Cycle Diesel Inline 6, 4-Stroke-Cycle Diesel
Bore 4.1 in 5.1 in 4.1 in 5.4 in
Stroke 5 in 6.2 in 5.3 in 6.7 in
Displacement 269 in³ 763 in³ 427.7 in³ 927.6 in³
Compression Ratio 18.2:1 17.0:1 16.8:1 17.0:1
Aspiration Naturally Aspirated (NA), Turbocharged (T) or Turbocharged Aftercooled (TA) Turbocharged Aftercooled (TA) Turbocharged Aftercooled (TA) Turbocharged Aftercooled (TA)
Combustion System Direct Injection - - -
Rotation from Flywheel End Counterclockwise Counterclockwise Counterclockwise Counterclockwise
Aftertreatment - - - DOC+DPF+SCR

Power Unit Dimensions

Length - 92 in 68 in 98 in
Width - 50 in 31 in 48.4 in
Height - 71 in 44.8 in 79 in
Weight - 3730 lb 1737 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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