35
125
-
160 cc
C
WORKSHOP MANUAL
CYLINDER HEAD, VALVES, CYLINDER, PISTON
Measure outside diameter of piston pin (B) in contact points with piston
and with connecting rod small end (total of three measurements).
Service limit: 14.8 mm
Calculate tolerance between piston pin (B) and bore in piston.
Service limit: 0.04 mm
Calculate tolerance between piston pin and small end bore.
Service limit: 0.06 mm
Check piston rings (D) for signs of wear or damage.
Fit rings in corresponding grooves of piston (C) and compress until flush
with piston outer surface.
B
C
D
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