2 inches water pump Water Pump MODELHDWP20Type 2inch vacuum pumpInlet and outlet inside dia.50mm(2inch)Pump lift26/85(m/foot)Suction height8/26mMax pump output550(l/min)Gasoline Engine ModelHD168FTypeOHV Forced Air-cooled,4-StrokeBore×Stroke68×45mmAir cleanerSemi-dry double silent typeDisplacement163mlCompression ratio8.5 : 1Max torque11/2500(N. m / rpm)Ignition systemNon-contact transistorized ...