gasoline engine water pump ModelWP-40Inlet/outlet size(mm)100speed(rpm)3600displacement Q.max(m3/h)80Lift H.max (m)25Suction(m)7engine model188max.output(hp)5.5engine type4-stroke, 25 ° oblique, single cylinder, air-cooledbore x stroke88mm×64mmdisplacement389mlmax.torque21N.M/2500ignition systemnon-contact transistorized ignition TCI TCIstart modelmanual