Crankshaft Main Bearing Journal Taper and Out-of-Round
WARNING: This page is about a different car, the 2006 Mercury Grand Marquis and 2006 Ford Crown Victoria. However, it is still accessible from the selected car via links, so may be relevant.
- Measure each of the crankshaft main bearing journal diameters in at least 2 directions at each end of the main bearing journal.
- If out of specification, install new components as necessary. Refer to ENGINE for the procedure.