The Electro-Motive Division (EMD) of General Motors Corp. produces diesel power for marine propulsion, offshore and other industries. A complete line of GM/EMD engines is available for marine propulsion and marine generator set applications. A complete power package with engine, reverse-reduction gear or generator and accessories is available from EMD distributors worldwide. The propulsion units are also available without skid mounting for direct application to the vessel structure. For marine propulsion, EMD offers 8-, 12- and 16-cylinder Roots-Blown 645E6 Series engines and 8-, 12-, 16-, and 20-cylinder turbocharged 645F7B and 710G7B diesels. The Roots-Blown models offer a power range from 1,050 to 2,100 hp at 900 rpm. The turbocharged 710G7B engine has ratings of 2,000, 3,000, 4,000 and 5,000 hp for the 8-, 12-, 16-, and 20-cylinder models. The turbocharged engine rating range begins at 1,700 hp for the eight-cylinder 645F7B. For genset applications, EMD engines cover a continuous output range from 745 to 3,580 kW at 60 Hz-900 rpm and 570 to 2,980 kW at 50Hz-750 rpm.
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