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MerCruiser Plus Series 383 Mag Stroker MPI Bravo Engine 350 HP 865108R80

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MerCruiser Plus Series 383 Mag Stroker MPI Bravo

350 Crankshaft Horsepower


Part Number
Horsepower @ flywheel 350
Kilowatts @ flywheel 261
Maximum RPM (WOT) 4800-5200
Cylinders V-8 Remanufactured Iron Marine Block
Displacement (CID/L) 383 / 6.3
Bore & Stroke (in/mm) 4.03 x 3.75in
102 x 95mm
Compression Ratio 9.0:1
Fuel / Ethanol Tolerance 87 octane / up to 10% ethanol
Engine Control System ECM 555 W/Knock Control & Crankshaft Trigger
Fuel Delivery System GEN II Cool Fuel with Boost Pump
Fuel Injection System / Carburetor Type Multi-point electronic fuel injection (MPI)
Induction System Two-piece long runner intake with 75mm throttle body
Charging alternator amp 65
Charging alternator watt 917
Water drain system Multi-point drain
Exhaust System Electro-deposition paint coated warm iron manifold with dry joint elbow
Cooling System 160F Raw Water Bravo with Sea Water Pump
Accessory Drive System Serpentine belt
Lubrication System High Flow 100 psi Oil Pump
Recommended Oil Mercury MerCruiser Synthetic Blend 25W-40, NMMA FC-W rated
Pistons Cast Hypereutectic Alloy w/Teflon Coated Skirt
Cranktrain Powder Metal Rods and Forged 4340 Steel Crankshaft
Rocker Arms 1.6:1 Roller Tip Steel
Length (in/mm) 32in / 814mm
Width (in/mm) 30in / 740mm
Height (in/mm) 22in / 559mm
Weight (lbs/kg) 932lbs / 423kg
Features & Related Products Analog Controls
Analog Gauges
Digital Gauges
Full closed cooling (KIT)
Hydraulic / Power steering
Remote Oil filter
SmartCraft Digital Technology
Compatible Drives (Application Dependant - Contact Sales or Service) Bravo One 1.50:1
Bravo One 1.65:1
Bravo Two 1.81:1
Bravo Two 2.00:1
Bravo Two 2.20:1
Bravo Two 2.43:1
Bravo Three 1.81:1
Bravo Three 2.00:1
Bravo Three 2.20:1
Bravo Three 2.43:1
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Warranty Information

Mercury Marine & Quicksilver products carry a 1 year factory warranty against defects and workmanship. Serialized items such as engines, drives, and transom assemblies must be installed by a dealer for warranty to be valid.
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Engine Size:
Small Block V8
Horse Power:
Drive Type:


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