Engine type:2-stroke Air-cooled Cylinder displacement:41.5cc Manufacturer/type of Carburettor :Ruixing /Walbro WYJ Fuel tank volume:0.94L Fuel consumption;585g/kWh Tube diameter:28mm Tube length:1550mm Start mode:Recoil starter Fuel (Motor oil:Gasoline);1:50 market oil Net weight:7.9kg Max.engine output,acc.to ISO8893, Kw/rpm:1.47/7500