6. CYLINDER HEAD/VALVES                           DINK 50/ 125


 VALVE SPRING INSPECTION
 Measure the free length of the inner and outer
 valve springs.
 Service Limit:
        Inner: 28.4mm replace if below
        Outer: 31.5mm replace if below




 Measure compressed force (valve spring) and
 installed length.
 Replace if out of specification.
 Service limits:
 IN : 56kg(at 20.45mm)
 EX : 9.511.5kg(at 23.5mm)




 Check the intake manifold and O-rings for
 wear or damage.




                                                    O-ring




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