POWER UNIT 6-35
NOTE:
Clean and assemble cylinder head and valve components.
Fill intake and exhaust ports with solvent to check for leaks be-
tween valve seat and valve.
If any leaks occur , inspect valve seat and face for burrs or other
things that could prevent valve from sealing.
1. Using valve guide remover, drive valve guide out from com-
bustion chamber side towards valve spring side.
\ 09916-46020 : Valve guide remover
NOTE:
Do not reuse valve guide once it has been removed.
Always use a new valve guide (oversize) when assembling.
2. Ream valve guide hole with φ11 mm reamer to true hole
and remove burrs.
\ 09916-38210 : Valve guide reamer (
φφ
φφ
φ11 mm)
09916-34542 : Reamer handle
NOTE:
Turn reamer clockwise, never counterclockwise.
\
\
VALVE GUIDE REPLACEMENT
Be careful not to damage cylinder head when replac-
ing valve guide.
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