Crankshaft Main Bearing Journal - Diameter

WARNING: This page is about a different car, the 2004 Mercury Monterey and 2004 Ford Freestar. 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 two directions.

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If out of specification, install new components as necessary. Refer to ENGINE - 3.9L & 4.2L for the procedure.

Fig 1: Measuring Crankshaft Main Bearing Journal Diameters

Courtesy of FORD MOTOR CO.