Step 1: Open the cylinder head cover.

Before the valve adjustment, you need to open the cylinder head cover of the motorcycle. After opening the cylinder head cover, the valve and valve guide can be seen. Next, the adjustment of the valve clearance is required.

Step two: adjust the valve clearance.

Adjusting valve clearance is the core step of motorcycle valve adjustment. First of all, you need to determine the correct position of the intake and exhaust valves. Turn the magneto counterclockwise until it is aligned with the "T" engraved line. At this time, the intake and exhaust valves have axial clearance, which is the correct position. Then, turn the lock nut counterclockwise and put the feeler gauge under the adjusting bolt. Turn the adjusting bolt clockwise, and the tightening force shall be subject to the slight resistance when the feeler gauge twitching.

Motorcycle valve adjustment needs to pay attention to some details, such as the need to ensure that the valve clearance is correct when adjusting, otherwise it will affect the performance and reliability of the motorcycle. The correct adjustment method can improve the performance and reliability of the motorcycle, so it is recommended to refer to the above steps when adjusting the valve clearance.