31cc 4-Stroke Single Cylinder Gasoline Engine — Pull Start, 6500RPM, 8.66*3.54*9.44in for Agricultural Lawn Mowers & Water Pumps

Construction and durability: Built from plastic and aluminum, this engine offers high hardness with corrosion- and rust-resistant surfaces for extended service life. Performance: The compact 31cc four-stroke unit delivers high-speed operation at 6500RPM to provide the power needed for demanding tasks on mowers and water pumps. Starting and lubrication: A pull-type starter handle makes hand-starting simple, while a dedicated oil pump and routed oil passages supply lubrication to all critical components. Fuel efficiency: Designed for efficient combustion, the engine achieves a fuel consumption rate of 480g/kw.h to reduce gasoline use. Fuel tank: The translucent fuel tank holds 0.237 gallons and supports roughly 1 hour of operation per fill, with the see-through design allowing quick visual checks of fuel level.