In addition, each ring mouth should not face the piston pin and the intake and exhaust valves, and the arrow mark on the piston should face the exhaust direction during installation. It is recommended to install in a 4S shop or a professional garage, as long as the parameters are aligned.
Motorcycle is a kind of two-wheeled or three-wheeled vehicle driven by gasoline engine and controlled by handlebar, which is light, flexible and fast. Widely used in patrol, passenger and freight transportation, etc. It is also used as sports equipment. Generally speaking, motorcycles are divided into street cars, road racing cars, cross-country motorcycles, cruise cars, station wagons and so on.