Check keyway and thread.
Reconciliation
Measure the runout of all main journals and make sure the crankshaft is not bent.
The difference between the measurements on each journal should not exceed the wear limit.
Max, crankshaft runout:
- Standard (new): 0.03mm
- Limit: 0.04mm
Ovality and taper
Measure the out-of-roundness at two places in the center of each connecting rod and main journal.
The difference between the measurements on each journal should not exceed the wear limit.
Neck ovality:
- Standard (new): max. 0.0025 mm
- Limit: 0.005mm
Measure the taper at the edges of each connecting rod and main journal.
The difference between the measurements on each journal should not exceed the wear limit.
Neck taper:
- Standard (new): max. 0.0025 mm
- Limit: 0.005mm