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Power Rating
	Cat® C4.4 Diesel Engine View Product	Cat^® C15 Industrial Power Unit View Product Remove	Cat® C18 Industrial Power Unit View Product Remove
Maximum Power	111.3 HP	540 HP	630 HP
Maximum Torque	308 lb-ft @ 1400 rpm	-	-
Rated Speed	2200-2400 rpm	1800-2100 rpm	1800-2100
Minimum Power	72.4 HP	440 HP	575 HP
Emission Standards
Emissions	UN ECE R96 Stage IIIA	China Stage II, U.S. EPA Tier 3 Equivalent, EU Stage IIIA Equivalent	China Stage II, U.S. EPA Tier 3 Equivalent, EU Stage IIIA Equivalent or Non-Certified
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
Bore	4.1 in	5.4 in	5.7 in
Stroke	5 in	6.8 in	7.2 in
Displacement	269 in³	927.6 in³	1104.5 in³
Compression Ratio	18.2:1	18.0:1	16.3:1
Aspiration	Naturally Aspirated (NA), Turbocharged (T) or Turbocharged Aftercooled (TA)	Turbocharged Aftercooled (TA)	Turbocharged Aftercooled (TA)
Combustion System	Direct Injection	-	-
Rotation from Flywheel End	Counterclockwise	Counterclockwise	Counterclockwise
Aftertreatment	-	-	-
Power Unit Dimensions
Length	-	96.4 in	54.6 in
Width	-	51.8 in	36.3 in
Height	-	103.5 in	48.9 in
Weight	-	4532 lb	4844 lb