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Power Rating
	Cat^® C0.7 Diesel Engine View Product	Cat® C27 Industrial Power Unit View Product Remove	Cat^® C32 Industrial Power Unit View Product Remove	Cat® C4.4 Industrial Power Unit View Product Remove
Maximum Power	20.5 HP	950 HP	1000 HP	129.4 HP
Maximum Torque	37.1 lb-ft @ 2400 rpm	3211 lb-ft @ 1200 rpm	3825 lb-ft @ 1200 rpm	-
Rated Speed	2800-3600 rpm	1800 rpm	1800 rpm	2200 rpm
Minimum Power	16.4 HP	800 HP	1000 HP	129.4 HP
Emission Standards
Emissions	U.S. EPA Tier 4 Interim Equivalent	U.S. EPA Tier 4 Final, EU Stage V	U.S. EPA Tier 4 Final and EU Stage V	China Nonroad Stage III, Brazil MAR-1, UN ECE R96 Stage IIIA
Engine Dimensions - Approximate
Length	18.9 in	-	-	-
Width	14.6 in	-	-	-
Height	20.8 in	-	-	-
Weight - Net Dry - Basic Operating Engine Without Optional Attachments	156.5 lb	-	-	-
General
Engine Configuration	Inline 3, 4-Stroke-Cycle Diesel	V-12, 4-Stroke-Cycle Diesel	V-12	Inline 4, 4-Stroke-Cycle Diesel
Bore	2.6 in	5.7 in	5.7 in	4.1 in
Stroke	2.8 in	6 in	6.4 in	5 in
Displacement	46.4 in³	1649.5 in³	1958.9 in³	268.5 in³
Compression Ratio	23.5:1	16.0:1	16.0:1	16.2:1
Aspiration	Naturally Aspirated (NA)	Twin Turbocharged-Aftercooled (TTA)	Twin Turbocharged Aftercooled (TTA)	Turbocharged Aftercooled (TA)
Combustion System	Indirect Injection	-	Direct Injection	-
Rotation from Flywheel End	Counterclockwise	Counterclockwise	Counterclockwise	Counterclockwise
Aftertreatment	-	DOC	DOC	-
Cycle	-	-	4	-
Cooling System	-	-	liquid	-
Power Unit Dimensions
Height	-	-	77.6 in	37.9 in
Length	-	-	100.7 in	53.5 in
Width	-	-	64.4 in	29.5 in
Weight	-	-	-	1146 lb