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Power Rating
	Cat^® C7 Industrial Diesel Engine View Product	Cat® C4.4 Industrial Power Unit View Product Remove	Cat® C4.4 Industrial Power Unit View Product Remove
Maximum Power	300 HP	129.4 HP	108.6 HP
Rated Speed	1800-2200 rpm	2200 rpm	2200 rpm
Minimum Power	225 HP	129.4 HP	81.8 HP
Emission Standards
Emissions	China Stage II, U.S. EPA Tier 3 Equivalent, EU Stage IIIA Equivalent	China Nonroad Stage III, Brazil MAR-1, UN ECE R96 Stage IIIA	UN ECE R96 Stage IIIA
Engine Dimensions - Approximate
Length	41.5 in	-	-
Width	29.8 in	-	-
Height	40.6 in	-	-
Weight - Net Dry - Basic Operating Engine Without Optional Attachments	1296 lb	-	-
General
Engine Configuration	Inline 6, 4-Stroke-Cycle Diesel	Inline 4, 4-Stroke-Cycle Diesel	Inline 4, 4-Stroke-Cycle Diesel
Bore	4.3 in	4.1 in	4.1 in
Stroke	5 in	5 in	5 in
Displacement	442 in³	268.5 in³	268.5 in³
Compression Ratio	16.2:1	16.2:1	18.2:1
Aspiration	Turbocharged Aftercooled (TA)	Turbocharged Aftercooled (TA)	Turbocharged (T)
Combustion System	Direct Injection	-	-
Rotation from Flywheel End	Counterclockwise	Counterclockwise	Counterclockwise
Aftertreatment	-	-	-
Power Unit Dimensions
Length	-	53.5 in	49.6 in
Width	-	29.5 in	28.9 in
Height	-	37.9 in	38 in
Weight	-	1146 lb	1025 lb