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Power Rating
	Cat® C2.8 Diesel Engine View Product	Cat® C4.4 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	74 HP	129.4 HP	108.6 HP	416 HP
Maximum Torque	280 lb-ft @ 1360 rpm	-	-	-
Rated Speed	2200 - 2400 rpm	2200 rpm	2200 rpm	1800-2200 rpm
Minimum Power	67 HP	129.4 HP	81.8 HP	308 HP
Emission Standards
Emissions	U.S. EPA & CARB Tier 4 Final, EU Stage V	China Nonroad Stage III, Brazil MAR-1, UN ECE R96 Stage IIIA	UN ECE R96 Stage IIIA	Brazil MAR-1, UN R96 Stage IIIA
General
Engine Configuration	In-Line 4	Inline 4, 4-Stroke-Cycle Diesel	Inline 4, 4-Stroke-Cycle Diesel	Inline 6, 4-Stroke-Cycle-Diesel
Bore	3.5 in	4.1 in	4.1 in	4.5 in
Stroke	4.3 in	5 in	5 in	5.9 in
Displacement	171 in³	268.5 in³	268.5 in³	567.5 in³
Compression Ratio	17.0:1	16.2:1	18.2:1	16.5:1
Aspiration	Turbocharged (T) and Turbocharged-Aftercooled (TA)	Turbocharged Aftercooled (TA)	Turbocharged (T)	Turbocharged Aftercooled (TA)
Combustion System	Direct Injection	-	-	-
Rotation from Flywheel End	Counterclockwise	Counterclockwise	Counterclockwise	Counterclockwise
Aftertreatment	DOC+DPF	-	-	-
Engine Dimensions - Approximate
Length	24.9 in	-	-	-
Width	22.4 in	-	-	-
Height	30.9 in	-	-	-
Weight - Net Dry - Basic Operating Engine Without Optional Attachments	750 lb	-	-	-
Power Unit Dimensions
Length	-	53.5 in	49.6 in	83 in
Width	-	29.5 in	28.9 in	43 in
Height	-	37.9 in	38 in	63 in
Weight	-	1146 lb	1025 lb	3265 lb