Type: single cylinder, natural air cooling, 4-stroke Displacement: 107ml Cylinder diameter X stroke: 52.4 X 49.5 mm Rated power and relevant rotating speed: 4.7/8500 kW/(r/min) Maximu torque and relevant rotating speed: 6.5/6500 n.m/(r/min) minimum idle stable rotating speed: 1500+-100 r/min minimum fuel consumption rate: Less than 367 Ignition mode: CDI Starting type: foot or power starting Lubricating type: pressure, splash combined type Clutch type: single auto clutch Gearshift type: 3-gearshift and reverse gear