Type:1-cylinder,air-cooled, 2-stroke; Displacement:41.5cc; Max output Power/Rotation(kw/rpm):1.45/7000; Bore x stroke: 40x33mm; Fuel: petrol and engine oil mixture(proportion 25:1); Ignition: C.D.I; Lubrication: mixed fuel oil; Carburetor:Diaphragm type; Fuel tank capacity:1.2L; Net Weight:4.5kg; External Dimension:215x135x180mm; Starter: recoil Optional Silencer:luxury/common; Gear-box:Yes/No;