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Power Rating
	Cat® C4.4 Industrial Power Unit View Product	Cat® C4.4 Industrial Power Unit View Product Remove	Cat^® 3516C Industrial Power Unit View Product Remove
Maximum Power	129.4 HP	108.6 HP	2100 HP
Rated Speed	2200 rpm	2200 rpm	1750 rpm
Minimum Power	129.4 HP	81.8 HP	2100 HP
Emission Standards
Emissions	China Nonroad Stage III, Brazil MAR-1, UN ECE R96 Stage IIIA	UN ECE R96 Stage IIIA	U.S. EPA Tier 2 Nonroad equivalent emission standards (not currently EPA certified)
General
Engine Configuration	Inline 4, 4-Stroke-Cycle Diesel	Inline 4, 4-Stroke-Cycle Diesel	V-16, 4-Stroke-Cycle Diesel
Bore	4.1 in	4.1 in	6.7 in
Stroke	5 in	5 in	8.5 in
Displacement	268.5 in³	268.5 in³	4760 in³
Compression Ratio	16.2:1	18.2:1	13.0:1
Aspiration	Turbocharged Aftercooled (TA)	Turbocharged (T)	Turbocharged Aftercooled
Rotation from Flywheel End	Counterclockwise	Counterclockwise	Counterclockwise
Aftertreatment	-	-	-
Power Unit Dimensions
Length	53.5 in	49.6 in	-
Width	29.5 in	28.9 in	-
Height	37.9 in	38 in	-
Weight	1146 lb	1025 lb	-
Engine Dimensions - Approximate
Length	-	-	129 in
Width	-	-	60 in
Height	-	-	81 in
Weight - Net Dry - Basic Operating Engine Without Optional Attachments	-	-	17284 lb