WARNING: This page is about a different car, the 2007 Lincoln Mark LT and 2007 Ford Pickup. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
Refer to the appropriate Engine for the specification.
Measure each of the crankshaft main bearing journal diameters in at least 2 directions.
Fig 1: Identifying Crankshaft Main Bearing Journal Diameter Measurements