Suzuki EN125-2A Service Manual page 55

3-23 ENGINE
UPPER END COMPONENTS REASSEMBLY
OIL RING
Install spacer into the bottom ring groove first.
Then install both side rails , one on each side of
the spacer. The spacer and side rails do not have a
specific top or bottom when they are new. When
reassembling used parts. Install them in their
original place and direction.
TOP RING AND 2ND RING
Top ring and 2nd ring differ in the shape of ring
face and the face of top ring is chrome-plated
whereas that of 2nd ring is not. The color of 2nd
ring appears darker than that of the top one.
Top and 2nd rings have the letter R" marked on "
the top. Be sure to bring the marked side to the top
when fitting them to the piston.
Position the gaps of the three rings as shown.
Before inserting piston into the cylinder, check
that the gaps are so located.