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Power Rating
	Cat^?� C2.2 Diesel Engine View Product	Cat^® 3516C Industrial Power Unit View Product Remove	Cat?� C27 Industrial Power Unit View Product Remove	Cat^?� C11 Industrial Power Unit View Product Remove
Maximum Power	66 hp	2100 hp	950 HP	451 hp
Maximum Torque	153 lb-ft @ 1800 rpm	-	3211 lb-ft @ 1200 rpm	-
Rated Speed	2200-3000 rpm	1750 rpm	1800 rpm	1800-2100 rpm
Minimum Power	41.6 hp	2100 hp	800 HP	325 hp
Emission Standards
Emissions	U.S. EPA Tier 4 Interim Equivalent	U.S. EPA Tier 2 Nonroad equivalent emission standards (not currently EPA certified)	U.S. EPA Tier 4 Final, EU Stage V	Brazil MAR-1, UN R96 Stage IIIA, U.S. EPA Tier 3
Engine Dimensions - Approximate
Length	26 in	129 in	-	-
Width	19.3 in	60 in	-	-
Height	27.5 in	81 in	-	-
Weight - Net Dry - Basic Operating Engine Without Optional Attachments	427.7 lb	17284 lb	-	-
General
Engine Configuration	Inline 4, 4-Stroke-Cycle Diesel	V-16, 4-Stroke-Cycle Diesel	V-12, 4-Stroke-Cycle Diesel	Inline 6, 4-Stroke-Cycle Diesel
Bore	3.3 in	6.7 in	5.7 in	5.1 in
Stroke	3.9 in	8.5 in	6 in	5.5 in
Displacement	135 in³	4760 in³	1649.5 in³	677.4 in³
Compression Ratio	23.3:1	13.0:1	16.0:1	17.2:1
Aspiration	Naturally Aspirated (NA), Turbocharged (T) or Turbocharged Aftercooled (TA)	Turbocharged Aftercooled	Twin Turbocharged-Aftercooled (TTA)	Turbocharged Aftercooled (TA)
Combustion System	Indirect Injection	-	-	-
Rotation from Flywheel End	Counterclockwise	Counterclockwise	Counterclockwise	Counterclockwise
Aftertreatment	-	-	DOC	-
Power Unit Dimensions
Length	-	-	-	92 in
Width	-	-	-	50 in
Height	-	-	-	71 in
Weight	-	-	-	3730 lb