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Power Rating
	Cat^® C13 Industrial Power Unit View Product	Cat® C4.4 Industrial Power Unit View Product Remove	Cat^® C9.3B Industrial Power Unit HRC View Product Remove
Maximum Power	536 HP	108.6 HP	456 HP
Rated Speed	1800-2100	2200 rpm	1800-2200 rpm
Minimum Power	385 HP	81.8 HP	335 HP
Maximum Torque	-	-	1540 lb-ft @ 1400 rpm
Emission Standards
Emissions	Brazil MAR-1, UN R96 Stage IIIA, U.S. EPA Tier 3	UN ECE R96 Stage IIIA	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	Inline 4, 4-Stroke-Cycle Diesel	Inline 6, 4-Stroke-Cycle-Diesel
Bore	5.1 in	4.1 in	4.5 in
Stroke	6.2 in	5 in	5.9 in
Displacement	763 in³	268.5 in³	567.5 in³
Compression Ratio	17.0:1	18.2:1	17.0:1
Aspiration	Turbocharged Aftercooled (TA)	Turbocharged (T)	Turbocharged Aftercooled (TA)
Rotation from Flywheel End	Counterclockwise	Counterclockwise	Counterclockwise
Aftertreatment	-	-	DOC+DPF+SCR
Power Unit Dimensions
Length	92 in	49.6 in	83 in
Width	50 in	28.9 in	43 in
Height	71 in	38 in	68.5 in
Weight	3730 lb	1025 lb	3563 lb
Aftertreatment Dimensions
Width	-	-	34.3 in
Height	-	-	22.4 in
Weight	-	-	468 lb
Aftertreatment Dimensions*
Diameter	-	-	13 in