Durable Using Chinese Motorcycle Customized Cylinder Block Kit V50 YB50

Procedure Of Cylinder Block

1. Lathe finishing the both ends face and deburring

2. Based on the small end face , the pre-cast hole is positioned by the elastic pin, and the specified hole is

used as the base hole to establish the coordinate system, and then processing positioning pin hole and

through hole of the both ends face, and ensure the relative coordinates between the through holes are

within the tolerance range

3. The positioning pin hole of the large end face is positioned to process the tensioner hole and tensioner

end face

4. Based on the small end face again, the positioning pin hole of the small end face is positioned, rough

machining fine boring cylinder hole

5. Then positioning the fine boring cylinder hole, machining excircle of cylinder liner and chamfering of

cylinder hole, to ensure the coaxiality of cylinder hole and excircle

6. Grinding the cylinder body

7. Deburring the surface of cylinder body and cleaning, spraying antirust liquid after cooling and drying