The oil filter is mainly used to remove impurities such as dust, metal particles, carbon sediments and soot particles in the oil, so as to protect the engine.
When a four-stroke motorcycle is driving, if there is more smoke, it indicates that the engine has a failure, and it should be repaired in time after finding out the cause.
A domestic single-cylinder 125 motorcycle traveled more than 40,000 kilometers, and forgot to change the oil once, resulting in serious wear of the cylinder piston as shown in Figure 1.
The clutch in the operation of the motorcycle is to play a smooth start, transfer power, shift smooth role, set the safety of the motorcycle, usability, comfort in one of the key parts.