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Power Rating
	Cat^?� C7 Industrial Diesel Engine View Product	Cat® C7.1 Industrial Power Unit View Product Remove	Cat?� C4.4 Industrial Power Unit View Product Remove	Cat^?� C9.3B Industrial Power Unit View Product Remove
Maximum Power	300 hp	275 hp	108.6 hp	416 hp
Rated Speed	1800-2200 rpm	116-205 bkW/156-275 bhp @ 2200 rpm, 129 bkW/173 bhp @ 2500 rpm	2200 rpm	1800-2200 rpm
Minimum Power	225 hp	156 hp	81.8 hp	308 hp
Maximum Torque	-	774 lb-ft @ 1400 rpm	-	-
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	Brazil MAR-1, UN 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 6, 4-Stroke-Cycle Diesel	Inline 4, 4-Stroke-Cycle Diesel	Inline 6, 4-Stroke-Cycle-Diesel
Bore	4.3 in	4.1 in	4.1 in	4.5 in
Stroke	5 in	5.3 in	5 in	5.9 in
Displacement	442 in³	427.7 in³	268.5 in³	567.5 in³
Compression Ratio	16.2:1	16.8:1	18.2:1	16.5:1
Aspiration	Turbocharged Aftercooled (TA)	Turbocharged Aftercooled (TA)	Turbocharged (T)	Turbocharged Aftercooled (TA)
Combustion System	Direct Injection	-	-	-
Rotation from Flywheel End	Counterclockwise	Counterclockwise	Counterclockwise	Counterclockwise
Aftertreatment	-	-	-	-
Power Unit Dimensions
Length	-	68 in	49.6 in	83 in
Width	-	31 in	28.9 in	43 in
Height	-	44.8 in	38 in	63 in
Weight	-	1737 lb	1025 lb	3265 lb