Valve Spring Inspection - KYMCO DINK 125 Service Manual

6
. CYLINDER HEAD/VALVES

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 : 5～6kg(at 20.45mm)
EX : 9.5～11.5kg(at 23.5mm)
Check the intake manifold and O-rings for
wear or damage.
6-27
DINK 50/ 125
O-ring