... -Cylinder 4 stroke, air-cooled gasoline engine powered, 2 inch water pump.2. This is a self-pumping gasoline water pump, and it's lift reaches ... and technical support. B. Data WATER PUMPMODELWP20LIFT23mFlow30L/minDia. Of suction port50mm/2inchDia. Of discharge port50mm/2inch ENGINEMODELLF168FENGINE TYPEOHV 4--stroke,25°inclined ...