... for water pump.2.Easy installation,little vibration.3.Low noise Application:Sewage discharging of living plotSewage ... systemSpecification:Water pumpItemHTDW80Outle size(mm)80(3"")Inlet size(mm)80(3"")Rated Speed(rpm)3600max discharge(m/ ... 8)Engine styleSingle cylinder,4stroke,forced air-coolingOil capacity(L)3.6BoreXStroke(mm)70X54Comprssion Ratio7.2:1Ignition systemTransistor magnetoStarting ...