47
125
-
160 cc
C
WORKSHOP MANUAL
CYLINDER HEAD, VALVES, CYLINDER, PISTON
After correcting, apply a uniform coat of lapping compound and lap the
valve.
NOTE Rotate the valve slowly during the procedure.
Do not work for too long in the same position to avoid wear
due to axial misalignment.
Do not allow lapping compound to penetrate in area between
valve guide and stem.
When repair is completed, clean cylinder head and valves.
After the procedure recheck valve seating area.
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