Adjust the motorcycle valve clearance adjustment steps: 1. Use a wrench to unscrew the bolt on the engine valve; 2. Turn the bolt counterclockwise to unscrew the bolt; 3. Remove the bolt to see the valve; 4. Then Use a small wrench to turn the valve to leave a gap to facilitate the entry of the pry plate; 5. Put the pry plate into the valve gap and pry it outward; 6. Use pliers to pull the valve outward, the valve clearance can be adjusted. You need to use a feeler gauge to adjust the clearance of the motorcycle valve. The clearance of the intake valve is generally 0.06mm, and the clearance of the exhaust valve is generally 0.08mm. If you can't do it yourself, you need to find a professional to adjust it. The valve is the valve mechanism of the engine. This mechanism is mainly composed of valves and camshafts. The valve mechanism is very important to the engine.