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Power Rating
	Cat^® C7.1 Diesel Engine View Product	Cat^® 3516C Industrial Power Unit View Product Remove	Cat^® C11 Industrial Power Unit View Product Remove
Maximum Power	275 HP	2100 HP	451 HP
Maximum Torque	774 lb-ft @ 1400 rpm	-	-
Rated Speed	2200-2500 rpm	1750 rpm	1800-2100 rpm
Minimum Power	155.6 HP	2100 HP	325 HP
Emission Standards
Emissions	China Nonroad Stage III, Brazil MAR-1, UN ECE R96 Stage IIIA	U.S. EPA Tier 2 Nonroad equivalent emission standards (not currently EPA certified)	Brazil MAR-1, UN R96 Stage IIIA, U.S. EPA Tier 3
Engine Dimensions - Approximate
Length	36.6 in	129 in	-
Width	26.3 in	60 in	-
Height	32.2 in	81 in	-
Weight - Net Dry - Basic Operating Engine Without Optional Attachments	1115 lb	17284 lb	-
General
Engine Configuration	In-Line 6, 4-Stroke-Cycle Diesel	V-16, 4-Stroke-Cycle Diesel	Inline 6, 4-Stroke-Cycle Diesel
Bore	4.1 in	6.7 in	5.1 in
Stroke	5.3 in	8.5 in	5.5 in
Displacement	427.7 in³	4760 in³	677.4 in³
Aspiration	Turbocharged Aftercooled (TA)	Turbocharged Aftercooled	Turbocharged Aftercooled (TA)
Rotation from Flywheel End	Counterclockwise	Counterclockwise	Counterclockwise
Aftertreatment	-	-	-
Compression Ratio	-	13.0:1	17.2:1
Power Unit Dimensions
Length	-	-	92 in
Width	-	-	50 in
Height	-	-	71 in
Weight	-	-	3730 lb