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Selected Marine Power Systems C12	Remove Marine Power Systems C9.3 ACERT	Remove Marine Power Systems C18 ACERT IMO II

Marine Power Systems Selected C12 Model Details Compare with Competitors Selected C12 Model Details Compare with Competitors	Marine Power Systems Remove C9.3 ACERT Model Details Compare with Competitors Remove C9.3 ACERT Model Details Compare with Competitors	Marine Power Systems Remove C18 ACERT IMO II Model Details Remove C18 ACERT IMO II Model Details
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Power Rating
Power Range
340-490 bhp (254-366 bkW) 340-490 bhp (254-366 bkW)	375-476 bhp (280-355 bkW) 375-476 bhp (280-355 bkW)	454-715 bhp (339-533 bkW) 454-715 bhp (339-533 bkW)
Engine Specifications
Rated Engine Speed
-	1800, 2100, 2300 rpm 1800, 2100, 2300 rpm	-
Speed Range
1800-2300 rpm 1800-2300 rpm	1800, 2100, 2300 rpm 1800, 2100, 2300 rpm	1800-2100 rpm 1800-2100 rpm
Emissions
IMO I, IMO II IMO I, IMO II	IMO II, U.S. EPA Tier 3, China Stage II IMO II, U.S. EPA Tier 3, China Stage II	IMO II, EU IIIA IMO II, EU IIIA
Aspiration
TA TA	Turbocharged-aftercooled Turbocharged-aftercooled	TA, TTA TA, TTA
Bore
5.1 in 130 mm	4.5 in 115 mm	5.7 in 145 mm
Stroke
5.9 in 150 mm	5.8 in 149 mm	7.2 in 183 mm
Displacement
732 in³ 12 l	567.5 in³ 9.3 l	1106 in³ 18.1 l
Governor
-	Electronic Electronic	-
Rotation from Flywheel End
Counterclockwise Counterclockwise	Counterclockwise Counterclockwise	Counterclockwise Counterclockwise
Refill Capacity
-	Lube Oil System w/oil filter change: 24.5 L (6.5 gal) Lube Oil System w/oil filter change: 24.5 L (6.5 gal)	-
Oil Change Interval
-	500 hrs 500 hrs	-
Flywheel Housing
-	SAE No. 1 (113 teeth) SAE No. 1 (113 teeth)	-
Cooling
-	Heat exchanger and separate or combined keel cooled options Heat exchanger and separate or combined keel cooled options	-
Configuration
In-line 6, 4-Stroke-Cycle Diesel In-line 6, 4-Stroke-Cycle Diesel	In-line 6, 4-Stroke-Cycle Diesel In-line 6, 4-Stroke-Cycle Diesel	In-line 6, 4-Stroke-Cycle Diesel In-line 6, 4-Stroke-Cycle Diesel
Dimensions & Weights
Minimum Dry Weight
-	-	4000 lb 1814 kg
Minimum Length
-	-	73 in 1854 mm
Maximum Length
-	-	76 in 19312 mm
Minimum Height
-	-	47.2 in 1198 mm
Maximum Height
-	-	51.2 in 1300 mm
Minimum Width
-	-	44.6 in 1134 mm
Length - Engine
-	57.2 in 1452 mm	-
Maximum Width
-	-	47.4 in 1204 mm
Engine Dry Weight - Approximate
-	945-1122 kg (2083-2474 lbs) 945-1122 kg (2083-2474 lbs)	-
Maximum Dry Weight
-	-	4299 lb 1950 kg
Dry Weight
2588 lb 1174 kg	-	-
Width - Engine
-	38.5 in 978 mm	-
Length
62 in 1574 mm	-	-
Height
39.5 in 1005 mm	43 in 1093 mm	-
Width
38.1 in 969 mm	-	-

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