Yamaha SRX700D Service Manual page 280

CYLINDER HEAD AND CYLINDER
14. Inspect:
•
SDN5240
15. Measure:
•
SDN5250
16. Measure:
•
SDN5260
5-14
ENG
Reed valves 1
Bends/cracks/damage → Replace.
Valve stopper height a
Out of specification → Replace the valve
stopper.
Valve stopper height a:
10.3 ~ 10.7 mm (0.41 ~ 0.42 in)
Reed valve bending limit a
Out of specification → Replace the reed
valve.
Reed valve bending limit a:
less than 1.5 mm (0.059 in)