CYLINDER HEAD/VALVE
After cutting the seat, apply lapping compound to
the valve face, and lap the valve using light pres
sure.
• Excessive lapping pressure may deform or dam
age the seat.
• Change the angle of lapping tool frequently to
prevent uneven seat wear.
• Lapping compound can cause damage if it enters
between the valve stem and guide.
After lapping, wash any residual compound off the
cylinder head and valve.
Recheck the seat contact after lapping.
CYLINDER ..lEAD ASSEMBLY
INTAKE VALVES
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VALVE SPRING
SPRING SEAT
STEM SEAL:fI
VALVE GUIDE
EXHAUST VALVE
Blowout all of the oil passages in the cylinder head
with compressed air.
Exhaust stem seal
Install the spring seat and new stem seal.
has stopper rings.
IN:
EX:
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9-22