Royal Enfield Classic 500 2009 Service Manual page 150

Engine Dismantling, Inspection & Assembly
VALVE SEAT INSPECTION :
✰ Check and ensure proper seating
with pencil marks as explained
above.
✰
Valve seating on valve seat can also
be checked as follows:
✰
Assemble the valve assembly in
position. Keep the Cylinder head on
a table. Fill petrol on top of the valves.
Seepage of petrol past the valve seat
indicates improper valve seating.
✰
Check the free length of valve
spring.
ASSEMBLY
✰ Install the valve spring seats and
new valve stem seals.
NOTE : Please ensure cleaning of the cyl-
inder head with solvent and blow thor-
ough all oil passages with compressed air.
✰
Lubricate each valve stem with fresh
engine oil and fix the inlet and
exhaust valve into the valve guides.
✰
Assemble the valve spring, retainer
and split collars.
✰
Compress the valve springs using
special tool ST 25123-1, valve spring
compressor and fix the split collar
locks on the inlet valve.
05-67