HayNav Marine HM4.51 on PERKINS base engine, the world’s largest manufacturer of diesel industrial engines offers numerous advantages. It can be trusted as high quality and suitable for many industrial applications. This engine is seawater resistant and serves an efficient usage. It is a balanced engine with vibration-free rotation and complies with the new European emission requirements. Supplied as standard with heat exchanger, oil suction pump, flexible motor supports, damper plate, outdoor water pump, connection cables and instrument panel type SEV.