Engine type:2-stroke Air-cooled Cylinder displacement: 41.5cc Manufacturer/type of Carburettor :Ruixing Fuel tank volume:0.8L Fuel consumption: 612 g/kWh Tube diameter :26mm Tube length:1440mm Start mode:Recoil starter Fuel (Motor oil:Gasoline):1:50 market oil Net weight:7.2kg Max.engine output,acc.to ISO8893, Kw/rpm:1.17/7500 Engines 143R/134R Piston diameter£º40/36mm Spark plug£ºR7 Torch Manufacturer/type of Carburettor£ºWalbo WYJ/Hualong Max Power output£º1.47/1.17kW/7500rpm Maxium speed£º12000 r/min Cylinder displacement£º41.5/33.6cc Fuel tank volume£º0.94L Sound pressure level£º88/87dB/7000rpm Fuel consumption£º585/598g/kWh Start mode£ºRecoil starter