Yamaha YX600S Service Manual page 118

I
ENG
1, .. 1
ENGINE ASSEMBLY AND ADJUSTMENT
PISTON
CD
Top ring
ClJ
Second ring
@Oil ring
@
Circlip
@Piston pin
@Piston
(!)
Top ring
@
Oil ring (Lower rail)
®
Second ring
®
Oil ring (Upper rail)
3-61
A
B
c
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DI PISTON RING INSTALLATION
I
(!) @
PISTON RING END GAP:
TOP AND 2nd: 0.15-0.30 mm
(0.0059-0.0118 in)
OIL: 0.2-0.7 mm (0.008-0.028 in)
PISTON RING SIDE CLEARANCE:
TOP: 0.03-0.07 mm
(0.0012-0.0028 in)
2nd: 0.02-0.06 mm
(0.0008- 0.0024 in)
PISTON CLEARANCE:
0.025-0.045 mm
(0.0010- 0.0019 in)