1½ Yanmar diesel powered pump for pumping diesel. Self priming corrosion resistant black polyester pump housing, impeller and volute with diesel resistant seals. Powered by the L48NE diesel engine, tried & tested around the world to bring you pumps that will continue to run and run. The fuel injection system, the heart of a diesel, has been refined through years of research and development at Yanmar to give you a long running, fuel thrifty diesel engine. This advantage truly shows on continuous pumping operations, giving you savings with every tankful of diesel.