1.5.5 HP gasoline engine water pump 2 inch 2.great power,easy ... installation,little vibration 3.high quality and competitive Feature:1.4 stroke gasoline ... engine as the power for water pump.2.small in size, of light ... LF-WP20Engine Type1-cylinder,4-stroke,Air-cooled gasoline engine Engine modelLF168 Bore x stroke68 x 45mm ...