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Power Rating
	Cat® C4.4 Diesel Engine View Product	Cat^® C11 Industrial Power Unit View Product Remove	Cat® C4.4 Industrial Power Unit View Product Remove
Maximum Power	111.3 HP	451 HP	129.4 HP
Maximum Torque	308 lb-ft @ 1400 rpm	-	-
Rated Speed	2200-2400 rpm	1800-2100 rpm	2200 rpm
Minimum Power	72.4 HP	325 HP	129.4 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
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 4, 4-Stroke-Cycle Diesel
Bore	4.1 in	5.1 in	4.1 in
Stroke	5 in	5.5 in	5 in
Displacement	269 in³	677.4 in³	268.5 in³
Compression Ratio	18.2:1	17.2:1	16.2:1
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	-	92 in	53.5 in
Width	-	50 in	29.5 in
Height	-	71 in	37.9 in
Weight	-	3730 lb	1146 lb