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Inspection

- Clean the crankshaft oil passages with pipe cleaners or a suitable brush.
- Check the keyway and threads.





ALIGNMENT
- Measure runout on all main journals to make sure the crankshaft is not bent.
- The difference between measurements on each journal must not be more than the service limit.





OUT-OF-ROUND AND TAPER
- Measure out-of-round at the middle of each rod and main journal in two places.
- The difference between measurements on each journal must not be more than the service limit.

Journal Out Of Round:
Standard (New): 0.004 mm (0.0002 inch) max.
Service Limit: 0.010 mm (0.0004 inch)


- Measure taper at edges of each rod and main journal.
- The difference between measurements on each journal must not be more than the service limit.

Journal Taper:
Standard (New): 0.005 mm (0.0002 inch) max.
Service Limit: 0.010 mm (0.0004 inch)