If your motorcycle Cylinder kits need to be replaced, then you should replace the piston and piston rings together.

The replacement process of motorcycle Cylinder kits is as follows:
Step 1: Remove the cylinder head and rotate the piston to the top dead center.
Step 2: Remove the upper rocker arm and take out the top root.
Step 3: Remove the four screws of the cylinder head, there is a rocker shaft fixing bolt next to the cylinder head, remove and then remove the cylinder head.
Step 4: Remove the cylinder block fixing bolts and remove the cylinder block.
Step 5: Take out the piston circlip, pull out the piston pin and take off the piston, the disassembly work is completed.
Installation of motorcycle Cylinder kits:
1. First remove the two circlips of the piston pin, and then push the piston pin out gently, the piston will fall off.
2. Install the piston with the piston ring installed on the connecting rod according to the reverse steps, and put on the new cylinder block.
3. Reinstall the cylinder head, and then tighten the four nuts, and you're done.
The above is the introduction of the installation method of motorcycle Cylinder kits, I hope to help you.