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Power Rating
	Cat® C4.4 Diesel Engine View Product	Cat® C4.4 Industrial Power Unit View Product Remove	Cat^® C15 Industrial Power Unit View Product Remove	Cat® C27 Industrial Power Unit View Product Remove
Maximum Power	111.3 HP	108.6 HP	540 HP	950 HP
Maximum Torque	308 lb-ft @ 1400 rpm	-	-	3211 lb-ft @ 1200 rpm
Rated Speed	2200-2400 rpm	2200 rpm	1800-2100 rpm	1800 rpm
Minimum Power	72.4 HP	81.8 HP	440 HP	800 HP
Emission Standards
Emissions	UN ECE R96 Stage IIIA	UN ECE R96 Stage IIIA	China Stage II, U.S. EPA Tier 3 Equivalent, EU Stage IIIA Equivalent	U.S. EPA Tier 4 Final, 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	Inline 6, 4-Stroke-Cycle Diesel	V-12, 4-Stroke-Cycle Diesel
Bore	4.1 in	4.1 in	5.4 in	5.7 in
Stroke	5 in	5 in	6.8 in	6 in
Displacement	269 in³	268.5 in³	927.6 in³	1649.5 in³
Compression Ratio	18.2:1	18.2:1	18.0:1	16.0:1
Aspiration	Naturally Aspirated (NA), Turbocharged (T) or Turbocharged Aftercooled (TA)	Turbocharged (T)	Turbocharged Aftercooled (TA)	Twin Turbocharged-Aftercooled (TTA)
Combustion System	Direct Injection	-	-	-
Rotation from Flywheel End	Counterclockwise	Counterclockwise	Counterclockwise	Counterclockwise
Aftertreatment	-	-	-	DOC
Power Unit Dimensions
Length	-	49.6 in	96.4 in	-
Width	-	28.9 in	51.8 in	-
Height	-	38 in	103.5 in	-
Weight	-	1025 lb	4532 lb	-