... start , New engine looks like GX200 gasoline engine ,economic model ,with lower dimensions and lower weight WPD30 Diese Water ... Pump MODEL WPD20WPD30Suction ,Discharge port diameter (mm)(in)50(2") ... suction head (m)88Rotation speed (rpm)36003600Engine typeSingle-cylinder,vertical ,4-stroke,air cooled direct injection diesel engine Eninge ...