CHAPTER 3B ENGINE 50cc/80cc ATV SERVICE MANUAL09.0
CHAPTER 3B ENGINE PAGE 3B - 23 -
3.3.5 Assembling the cylinder
Install the locating pin and the gasket to the
crankcase.
Lubricate the inner surface of the cylinder, the piston
and the piston ring with engine oil.
When assembling the piston rings, they must be
compressed into the cylinder.
Attention:
· Don’t damage or break the piston ring.
· Be sure not to make the position of the ring end
gaps point to the inlet and outlet valves and
parallel with the piston pin.