CYLINDER HEAD/VALVES
8-15
To prevent loss of
tension, do not
compress the valve
springs more than
necessary to
remove the cotters.
Remove the valve spring cotters using the special
tools as shown.
Mark all parts
during disassembly
so they can be
placed back in their
original locations.
Remove the following:
– spring retainer
– valve spring
– valve
– stem seal
– valve spring seat
CYLINDER HEAD INSPECTION
CYLINDER HEAD
Avoid damaging the
gasket surface.
Remove carbon deposits from the combustion
chambers.
Check the spark plug hole and valve areas for
cracks.
Check the cylinder head for warpage with a straight
edge and feeler gauge.
TOOLS:
Valve spring compressor 07757-0010000
Valve spring compressor
attachment 07959-KM30101
VALVE SPRING COMPRESSOR
ATTACHMENT
VALVE
STEM SEAL
SPRING SEAT
RETAINER
VALVE SPRING
SERVICE LIMIT: 0.10 mm (0.004 in)
Manuals by Motomatrix / www.motomatrix.co.uk / The Solution For Lost Motorcycle Coded Keys.
email: info@motomatrix.co.uk