Installation Instructions
  7. Cylinder / Piston 
7-3 
Cylinder and Piston Removal 
Remove cylinder head (refer to chapter 6). 
Remove coolant hose from cylinder. 
Remove cylinder. 
Cover the holes of crankcase and cam chain with 
a piece of cloth. 
Remove piston pin clip, and then remove piston 
pin and piston. 
Remove cylinder gasket and dowel pin. 
Clean up all residues or foreign materials from 
the two matching surfaces of cylinder and 
crankcase. 
 Caution 
y  Soap the residues into solvent so that the 
residues can be removed more easily. 
Inspection 
Check if the inner diameter of cylinder is wear out 
or damaged. 
In the 3 positions, top, center and bottom, of 
cylinder, measure the X and Y values respective 
in the cylinder. 
Service limit: 71.100 mm 
Coolant hose
To this chapter contents 
Top 
Bottom 
Center 










