Crankshaft - Connecting Rod Journal Taper, Out of Round
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 the crankshaft connecting rod journal diameters in two directions perpendicular to one another at each end of the connecting rod journal. The difference in the measurements from one end to the other is the taper. Verify measurement is within the wear limit.
- Refer to ENGINE - 3.9L & 4.2L for the procedure .
- If out of specification, install new components as necessary. Refer to ENGINE - 3.9L & 4.2L for the procedure .