Service manual

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ENG
VALVES AND VALVE SPRINGS
2. Measure:
• compressed valve spring force a
Out of specification → Replace the valve
spring.
b Installed length
Compressed valve spring force
(installed)
Intake and exhaust inner valve
spring
6.3 ~ 7.3 kg at 29.0 mm
(13.9 ~ 16.1 lb at 1.14 in)
Intake and exhaust outer valve
spring
13.9 ~ 16.1 kg at 31.0 mm
(30.6 ~ 35.5 lb at 1.22 in)
3. Measure:
• valve spring tilt a
Out of specification → Replace the valve
spring.
Maximum valve spring tilt
Intake and exhaust inner valve
spring
2.4 mm (0.094 in)
Intake and exhaust outer valve
spring
2.4 mm (0.094 in)
EAS00246
INSTALLING THE VALVES
The following procedure applies to all of
the valves and related components.
1. Deburr:
• valve stem end
(with an oil stone)
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