7. CYLINDER HEAD/VALVES
7-7
Mongoose/KXR 250
CAMSHAFT HOLDER ASSEMBLY
Reverse the “CAMSHAFT HOLDER
DISASSEMBLY” procedures.
CAMSHAFT INSPECTION
Check each camshaft bearing for play or
damage. Replace the camshaft assembly
with a new one if the bearings are noisy or
have excessive play.
Inspect camshaft lobes for
pitting/scratches/blue discoloration.
Measure the cam lobe height.
Service Limits:
IN : 34.15mm replace if below
EX: 34.05mm replace if below
If any defects are found, replace the
camshaft with a new one, then inspect
lubrication system.
Camshaft Bearin
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