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Power Rating
	Cat^® C7.1 Industrial Power Unit View Product	Cat® C4.4 Industrial Power Unit View Product Remove	Cat® C18 Industrial Power Unit (<560 kW) View Product Remove
Maximum Power	302 HP	-	630 HP
Maximum Torque	940 lb-ft @ 1400 rpm	-	2177 lb-ft @ 1300 rpm
Rated Speed	1800-2200 rpm	-	1800-2000 rpm
Minimum Power	202 HP	-	575 HP
Emission Standards
Emissions	U.S. EPA Tier 4 Final, EU Stage V, Japan 2014 (Tier 4 Final)	-	U.S. EPA Tier 4 Final, EU Stage V, China Nonroad Stage IV
General
Engine Configuration	Inline 6, 4-Stroke-Cycle Diesel	-	Inline 6, 4-Stroke-Cycle Diesel
Bore	4.1 in	-	5.7 in
Stroke	5.3 in	-	7.2 in
Displacement	427.7 in³	-	1104.5 in³
Compression Ratio	16.5:1	-	16.0:1
Aspiration	Series Turbocharged Aftercooled (TTA)	-	Turbocharged Aftercooled (TA)
Rotation from Flywheel End	Counterclockwise	-	Counterclockwise
Aftertreatment	DOC+DPF+SCR	-	DOC+DPF+SCR
Power Unit Dimensions
Length	69.6 in	-	99.7 in
Width	36.1 in	-	48.9 in
Height	57.5 in	-	79 in
Weight	2204 lb	-	5842 lb
Aftertreatment Dimensions
Length	30.4 in	-	-
Width	31.2 in	-	43.8 in
Height	18.4 in	-	25.7 in
Weight	198 lb	-	591 lb
Aftertreatment Dimensions*
Diameter	-	-	13 in
PETU Dimensions - Tier 4 Final Only
Length	-	-	33.6 in
Width	-	-	11.3 in
Height	-	-	21.7 in
Weight	-	-	42.8 lb
Volume Capacity	-	-	51.1 qt (US)