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Selected Marine Power Systems C7.1	Remove Marine Power Systems C32B	Remove Marine Power Systems C12

Marine Power Systems Selected C7.1 Model Details Compare with Competitors Selected C7.1 Model Details Compare with Competitors	Marine Power Systems Remove C32B Model Details Remove C32B Model Details	Marine Power Systems Remove C12 Model Details Compare with Competitors Remove C12 Model Details Compare with Competitors
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Ratings
Power Range
400 bhp - 500 bhp (298 bkW - 373 bkW) 400 bhp - 500 bhp (298 bkW - 373 bkW)	1800-2400 bhp (1342-1790 bkW) 1800-2400 bhp (1342-1790 bkW)	578-609 mhp (570-600 bhp) 578-609 mhp (570-600 bhp)
Engine Specifications
Speed Range
2900 rpm 2900 rpm	-	-
Emissions
IMO II, U.S. EPA Tier 3, RCD II, China II IMO II, U.S. EPA Tier 3, RCD II, China II	-	-
Rotation from Flywheel End
Counterclockwise Counterclockwise	-	-
Stroke
5.31 in 135 mm	-	-
Configuration
In-line 6, 4-Stroke-Cycle Diesel In-line 6, 4-Stroke-Cycle Diesel	-	-
Aspiration
Turbocharged, aftercooled Turbocharged, aftercooled	-	-
Displacement
428 in³ 7.01 l	-	-
Bore
4.13 in 105 mm	-	-
Engine
Speed Range
-	2300 rpm 2300 rpm	2300 rpm 2300 rpm
Emissions
-	IMO II, U.S. EPA Tier 3 (recreational), RCD, China II IMO II, U.S. EPA Tier 3 (recreational), RCD, China II	IMO I IMO I
Aspiration
-	Sequential Turbocharged - aftercooled Sequential Turbocharged - aftercooled	TA TA
Bore
-	5.71 in 145 mm	5.1 in 130 mm
Stroke
-	6.38 in 162 mm	5.9 in 150 mm
Displacement
-	1959 in³ 32.1 l	732 in³ 12 l
Rotation from Flywheel End
-	Counterclockwise Counterclockwise	Counterclockwise Counterclockwise
Configuration
-	VEE 12, 4-Stroke Cycle diesel VEE 12, 4-Stroke Cycle diesel	In-line 6, 4-Stroke-Cycle Diesel In-line 6, 4-Stroke-Cycle Diesel
Flywheel Housing
-	SAE No. O SAE No. O	-
Cooling
-	SWAC (Seawater Aftercooler) SWAC (Seawater Aftercooler)	-
Refill Capacity
-	Lube Oil System w/ oil filter change: 76 L (20 gal) Lube Oil System w/ oil filter change: 76 L (20 gal)	-
Governor
-	Electronic (ADEM VI) Electronic (ADEM VI)	-
Oil Change Interval
-	250 hrs 250 hrs	-
Dimensions & Weights
Width - Engine
31.4 in 798 mm	-	-
Engine Dry Weight - Approximate
1676 lb 760 kg	-	-
Length
-	87.8 in 2231 mm	62 in 1574 mm
Length - Engine
43.1 in 1095 mm	-	-
Height
34.5 in 876 mm	58.1 in 1478 mm	39.5 in 1005 mm
Dry Weight
-	7736 lb 3509 kg	2588 lb 1174 kg
Width
-	58 in 1474 mm	38.1 in 969 mm

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