Yanmar marine diesel engines feature high horsepower to weight ratio that range from 9 to 900 horsepower. Yanmar diesel engines deliver outstanding performance, efficiency and reliability. Marine applications include sailboats, sportfish, motor yachts and cruisers. Yanmar offers common rail fuel system technology in its BY series marine diesel engines. Yanmar also offers ZF and Zeus Pod Drive Systems and Yanmar ZT350 Stern Drive System for selected marine diesel engines.