7. CYLINDER/PISTON
Piston Ring Installation
Clean up piston top, ring groove, and piston
surface.
Install the piston ring onto piston carefully.
Place the openings of piston ring as diagram
shown.
Caution
● Do not damage piston and piston rings as
installation.
● All marks on the piston rings must be
forwarded to up side.
● Make sure that all piston rings can be
rotated freely after installed.
7-6
110˚
125˚
Top ring(N)
125˚
2nd ring(2R)
Oil ring