Product description
Engine 1) Engine Type: 4-Stroke, Single Cylinder, Air Cooled (125CC) 4-Stroke, Single Cylinder,Oil cooled (140CC)2) Bore & Stroke: 54 x 54mm (125cc) 55 x 59mm (140cc)3) Starter: Kick Start4) Ignition: CDI 5) Compression Ratio: 9.5:1 (125cc) 9.0: