MAN Marine Diesel Engines are leading the industry with its Common Rail Fuel System Technology. The powerful MAN marine diesel engine features high horsepower to weight ratio ranging from 730hp to 1800hp. These cutting edge diesel engines deliver the benefits of high horsepower with low exhaust emission. MAN diesel engines impress with their extraordinary dynamics, their extreme running smoothness, fuel economy and environmental friendliness. MAN Engines are found in medium to large world class sport fish and motor yachts typically ranging in size of 40 to 80 feet.