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Cat® C2.2 Diesel Engine
Cat® C4.4 Industrial Power Unit
Cat® C18 Industrial Power Unit (<560 kW)
Cat® C11 Industrial Power Unit

Power Rating

Maximum Power 74 HP 108.6 HP 630 HP 451 HP
Maximum Torque 199 lb-ft @ 1600 rpm - 2177 lb-ft @ 1300 rpm -
Rated Speed 2800 rpm 2200 rpm 1800-2000 rpm 1800-2100 rpm
Minimum Power 60 HP 81.8 HP 575 HP 325 HP

Emission Standards

Emissions U.S. EPA & CARB Tier 4 Final, EU Stage V UN ECE R96 Stage IIIA U.S. EPA Tier 4 Final, EU Stage V, China Nonroad Stage IV Brazil MAR-1, UN R96 Stage IIIA, U.S. EPA Tier 3

General

Engine Configuration In-Line 4, 4-Stroke-Cycle Diesel Inline 4, 4-Stroke-Cycle Diesel Inline 6, 4-Stroke-Cycle Diesel Inline 6, 4-Stroke-Cycle Diesel
Bore 3.3 in 4.1 in 5.7 in 5.1 in
Stroke 3.9 in 5 in 7.2 in 5.5 in
Displacement 135 in³ 268.5 in³ 1104.5 in³ 677.4 in³
Compression Ratio 17.0:1 18.2:1 16.0:1 17.2:1
Aspiration Turbocharged (T) or Turbocharged-Aftercooled (TA) Turbocharged (T) Turbocharged Aftercooled (TA) Turbocharged Aftercooled (TA)
Combustion System Direct Injection - - -
Rotation from Flywheel End Counterclockwise Counterclockwise Counterclockwise Counterclockwise
Aftertreatment DOC+DPF - DOC+DPF+SCR -

Engine Dimensions - Approximate

Length 31.7 in - - -
Width 20.8 in - - -
Height 30.2 in - - -
Weight - Net Dry - Basic Operating Engine Without Optional Attachments 509 lb - - -

Aftertreatment Dimensions

Length 16.1 in - - -
Weight 12.8 lb - 591 lb -
Width - - 43.8 in -
Height - - 25.7 in -

Aftertreatment Dimensions*

Diameter 6.1 in - 13 in -

Power Unit Dimensions

Length - 49.6 in 99.7 in 92 in
Width - 28.9 in 48.9 in 50 in
Height - 38 in 79 in 71 in
Weight - 1025 lb 5842 lb 3730 lb

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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