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Power Rating
	Cat^® C9.3B Industrial Power Unit HRC View Product	Cat® C4.4 Industrial Power Unit View Product Remove	Cat^® C9.3B Industrial Power Unit View Product Remove
Maximum Power	456 HP	129.4 HP	416 HP
Maximum Torque	1540 lb-ft @ 1400 rpm	-	-
Rated Speed	1800-2200 rpm	2200 rpm	1800-2200 rpm
Minimum Power	335 HP	129.4 HP	308 HP
Emission Standards
Emissions	EU Stage V, U.S. EPA Tier 4 Final, Korea Stage V, Japan 2014 (Tier 4 Final) and China Nonroad IV	China Nonroad Stage III, Brazil MAR-1, UN ECE R96 Stage IIIA	Brazil MAR-1, UN R96 Stage IIIA
General
Engine Configuration	Inline 6, 4-Stroke-Cycle-Diesel	Inline 4, 4-Stroke-Cycle Diesel	Inline 6, 4-Stroke-Cycle-Diesel
Bore	4.5 in	4.1 in	4.5 in
Stroke	5.9 in	5 in	5.9 in
Displacement	567.5 in³	268.5 in³	567.5 in³
Compression Ratio	17.0:1	16.2:1	16.5:1
Aspiration	Turbocharged Aftercooled (TA)	Turbocharged Aftercooled (TA)	Turbocharged Aftercooled (TA)
Rotation from Flywheel End	Counterclockwise	Counterclockwise	Counterclockwise
Aftertreatment	DOC+DPF+SCR	-	-
Power Unit Dimensions
Length	83 in	53.5 in	83 in
Width	43 in	29.5 in	43 in
Height	68.5 in	37.9 in	63 in
Weight	3563 lb	1146 lb	3265 lb
Aftertreatment Dimensions
Width	34.3 in	-	-
Height	22.4 in	-	-
Weight	468 lb	-	-
Aftertreatment Dimensions*
Diameter	13 in	-	-