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Standard Product Features MarineDiesel features a 400 Cubic Inch V8 engine block (Optimizer 6500). MarineDiesel features a Lysholm twin screw mechanical supercharger. MarineDiesel features a stainless steel riser "Dry Joint" exhaust system. MarineDiesel features a mounting footprint identical to small & big block GM based V8 gas engines. MarineDiesel features a standard Mercruiser/Volvo Penta 9-pin engine electrical connector. MarineDiesel features a high capacity 6 pass fresh water cooling system. MarineDiesel features a remote located oil filter. MarineDiesel features a remote engine flush system. MarineDiesel features a high output 105 amp alternator. MarineDiesel features multiple drive offerings; Mercruiser, Hurth, Velvet Drive, Tuff Torque.
Technical Engine Information (for specific engine model technical information, go the "Products" tab and then select the individual model you wish to review. Indirect mechanical
fuel injection system is specifically designed and calibrated to allow for
superior torque rise, while maintaining fuel efficiency and emissions
control.
All engines are fitted with durable Stanadyne DB series
mechanical fuel injection pumps. The Barracuda, Stingray and Hammerhead all are
equipped with the DB2 series pumps, while the RPM Series engines are fitted
with MarineDiesel’s own custom Stanadyne fuel injection pumps and
injectors.
Cast Aluminum Eutectic alloy pistons have anodized domes, as designed
specifically for Supercharging applications.
4 Bolt main bearing
caps.
Large port, large valve, and pre-chamber design cast iron cylinder
heads.
Valvetrain features intake and exhaust valves made from Silichrome
Steel with induction hardened valve seats and hardened stamped steel rocker
arms.
Exhaust valves are satellite faced and include positive valve
rotators.
Connecting rods forged from 1141 SAE steel and use 10 mm heavy
duty connecting rod bolts.
Roller lifter valvetrain for reduced friction
and improved performance.
Piston oil spray cooling for improved
durability.
Materials Block - Grey Iron/Molybdenum (New GEP Design) Cylinder Heads - High Chrome Grey Iron Intake Manifold - Cast Aluminum Exhaust Manifold - Cast Aluminum Exhaust Riser - Formed Stainless Steel Heat Exchanger - C12200 Copper Main Bearing Caps - Cast Nodular Iron Crankshaft - Cast Nodular Iron (New GEP Design) Camshaft - Forged Carbonized Steel Connecting Rods - Forged Steel
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