Marinediesel AB | MD 300SC

MD 300SC

”Hammerhead” – 224 bkW (300 bhp) @3600 rpm

The MD300SC is the highest commercially rated engine in Marinediesels supercharged model program. The engine is highly suitable for high performance planning craft and has a light duty rating. The engine is based on the same proven 6.5L platform with mechanical fuel injection system. The twin screw Swedish made Lysholm supercharger provide unequalled low and midrange torque while maintaining low operational and service costs.

Standard Engine Equipment

Air Intake system
Air filter with integrated crankcase ventilation system
Alternator
12 volt 105 ampere standard, 24 volt systems available as option
Governor control system
Mechanical governor
Oil lubrication system
Remote twin oil filters, closed crankcase ventilation system
Mounting system
Adjustable mounts
Warning systems
Water temperature and oil pressure alarm system

Cooling system
Belt driven seawater pump, 9” oil cooler, closed cooling system
Flywheel housing
Borg Warner
Boost system
Naturally aspirated
Starting system
Electric starter motor 12 volt (24 v optional). Top mount starter available as option
Other
MD Marine paint (grey standard, others available), front and rear lifting eyes

Power/Torque Curve

General Data

Engine type. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . V8
Injection type. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . IDI
Displacement. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6.5L
Bore X stroke. . . . . . . . . . . . . . . . . . . . . . . . . . . 103 X 97 mm
Compression ratio. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18:1
Firing order . . . . . . . . . . . . . . . . . . . . . . . . . . 1-8-7-2-6-5-4-3
Rotation from flywheel. . . . . . . . . . . . . . . . . counterclockwise
Oil pressure (hot). . . . . . . . . . . . . . . . . . . . . . . 6psi min@idle
Oil pressure (hot). . . . . . . . . . . . . . . 30-43psi min@2000rpm
Operating Temperature . . . . . . . . . . . . . . . . . . . . . . . . . . 70°C
Injection System . . . . . . . . . . . . . . . . . Stanadyne Mechanical
Cooling system . . . . . . . . . . . . . . . . . . . . . . . . Closed cooling
Boost system. . . . . . . . . . . . . . . . . . . . . . . Naturally aspirated
Exhaust system. . . . . . . . . . . . . . . . . . 356 alu w A4 ss raiser
Dry weight. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 430 kg
Oil Change intervals . . . . . . . . . . . . . . . . . . . . . . . . . . 100 hrs
Emissions . . . . . . . . . . . . . . . . . . . . . EC 2003/44, EPA & IMO
Marinediesel Marine propulsion applications. Revised data October 2009