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Power Rating
	Cat® C4.4 Diesel Engine View Product	Cat® C4.4 Industrial Power Unit View Product Remove	Cat® C27 Industrial Power Unit View Product Remove	Cat^® C32 Industrial Power Unit View Product Remove
Maximum Power	111.3 HP	129.4 HP	950 HP	1000 HP
Maximum Torque	308 lb-ft @ 1400 rpm	-	3211 lb-ft @ 1200 rpm	3825 lb-ft @ 1200 rpm
Rated Speed	2200-2400 rpm	2200 rpm	1800 rpm	1800 rpm
Minimum Power	72.4 HP	129.4 HP	800 HP	1000 HP
Emission Standards
Emissions	UN ECE R96 Stage IIIA	China Nonroad Stage III, Brazil MAR-1, UN ECE 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	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 4, 4-Stroke-Cycle Diesel	V-12, 4-Stroke-Cycle Diesel	V-12
Bore	4.1 in	4.1 in	5.7 in	5.7 in
Stroke	5 in	5 in	6 in	6.4 in
Displacement	269 in³	268.5 in³	1649.5 in³	1958.9 in³
Compression Ratio	18.2:1	16.2:1	16.0:1	16.0:1
Aspiration	Naturally Aspirated (NA), Turbocharged (T) or Turbocharged Aftercooled (TA)	Turbocharged Aftercooled (TA)	Twin Turbocharged-Aftercooled (TTA)	Twin Turbocharged Aftercooled (TTA)
Combustion System	Direct Injection	-	-	Direct Injection
Rotation from Flywheel End	Counterclockwise	Counterclockwise	Counterclockwise	Counterclockwise
Aftertreatment	-	-	DOC	DOC
Cycle	-	-	-	4
Cooling System	-	-	-	liquid
Power Unit Dimensions
Length	-	53.5 in	-	100.7 in
Width	-	29.5 in	-	64.4 in
Height	-	37.9 in	-	77.6 in
Weight	-	1146 lb	-	-