Crankshaft Inspection: Straightness
- Place the engine block on a flat surface.
- Check the total runout with the crankshaft supported on V-blocks.
- Measure the runout on all of the main journals. Rotate the crankshaft two complete revolutions. The difference between measurements on each main journal must not be more than the service limit.
Crankshaft Total Runout
Standard (New): 0.03 mm (0.0012 in.) max.
Service Limit: 0.04 mm (0.0016 in.)