11.CRANKSCASE/CRANKSHAFT/
BALANCE SHAFT
11-4
Mongoose/KXR 250
Remove balance shaft from the left
crankcase.
Clean off all gasket material from the
crankcase mating surfaces.
Inspect the balance shaft gear teeth.
Burrs/chips/roughness/wear → Replace.
CRANKSHAFT INSPECTION
Inspect the crankshaft gear teeth.
Burrs/chips/roughness/wear → Replace.
Measure the connecting rod small end I.D.
Service Limit: 17.06 mm replace if over
Balance Shaf