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Power Rating
	Cat^® C9.3B Industrial Power Unit View Product	Cat® C27 Industrial Power Unit View Product Remove	Cat^® C9.3B Industrial Power Unit HRC View Product Remove
Maximum Power	416 HP	950 HP	456 HP
Rated Speed	1800-2200 rpm	1800 rpm	1800-2200 rpm
Minimum Power	308 HP	800 HP	335 HP
Maximum Torque	-	3211 lb-ft @ 1200 rpm	1540 lb-ft @ 1400 rpm
Emission Standards
Emissions	Brazil MAR-1, UN R96 Stage IIIA	U.S. EPA Tier 4 Final, EU Stage V	EU Stage V, U.S. EPA Tier 4 Final, Korea Stage V, Japan 2014 (Tier 4 Final) and China Nonroad IV
General
Engine Configuration	Inline 6, 4-Stroke-Cycle-Diesel	V-12, 4-Stroke-Cycle Diesel	Inline 6, 4-Stroke-Cycle-Diesel
Bore	4.5 in	5.7 in	4.5 in
Stroke	5.9 in	6 in	5.9 in
Displacement	567.5 in³	1649.5 in³	567.5 in³
Compression Ratio	16.5:1	16.0:1	17.0:1
Aspiration	Turbocharged Aftercooled (TA)	Twin Turbocharged-Aftercooled (TTA)	Turbocharged Aftercooled (TA)
Rotation from Flywheel End	Counterclockwise	Counterclockwise	Counterclockwise
Aftertreatment	-	DOC	DOC+DPF+SCR
Power Unit Dimensions
Length	83 in	-	83 in
Width	43 in	-	43 in
Height	63 in	-	68.5 in
Weight	3265 lb	-	3563 lb
Aftertreatment Dimensions
Width	-	-	34.3 in
Height	-	-	22.4 in
Weight	-	-	468 lb
Aftertreatment Dimensions*
Diameter	-	-	13 in