spring.
NOTE: Valve cotter must be properly
engaged in valve stem grooves.
1. Position of the valve spring
2. Valve cotter
After spring is installed, ensure it is
properly locked by tapping on valve
stem end with a soft hammer so that
valve opens and closes a few times.
NOTICE An improperly 1ocked valve
spring will cause engine damage.
VA LVES
Removing the Valve
Remove valve spring, see VALVE
SPRING in this subsection.
Push valve stem, then pull valves
(intake and exhaust) out of valve
guide.
1. Intake valve 31mm
2. Exhaust valve 27 mm
Remove valve stem seal and discard it
Valve Inspection
Whenever valves are removed always
inspect valve guides. Refer to
VALVE GUIEDS in this subsection.
Valve Stem Seal
Always install NEW seals whenever
valves are removed.
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