Parameter:Type : 2 cycle piston valve type gasoline engine for airplane only Displacement (cc) : 26cc Bore x Stroke (mm): 34mm*28.6mmDry Weight (kg) : 1150g (Do not include the ignition)Carburetor : Walbro(Diaphragm butterfly valve type) Maximum Output : 2.4ps / 9000rmpspeed rang : 1600-9500rpmIgnition : DC-CDI Gasoline-Version : Pre-mixed Fuel, 25-40 (Gasoline):1Lubrication Oil : 2 cycle engine oil Propeller : 16x8 16x10 17x8 17x10 (Two leafs prop)Cooling System : Air Cooled