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ENGINE
3. Measurement
Crankshaft width (measure it with a vernier caliper)
Out of standard
Replace
4. Check
Crankshaft sprocket
Damage, wear Replace crankshaft
Bearing
Abnormal noise, instable rotation, loose Replace
5. Check
Crankshaft oil-way
Blockage
Clean it through compressed air
Standard width:
46.95
47.00mm
Crankshaft
1. Check
Crankshaft swing tolerance
Out of limit
Replace
Turn the crankshaft slowly for the measurement.
2. Check
Big-end side clearance
Crankshaft swing tolerance:
0.03mm
Note
Standard side clearance:0.15-0.45mm
Used limit:0.8mm
Out of limit Replace