Roadmaster Estate Wagon V8-350 5.7L VIN P SFI (1996)
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Ball Joint: Testing and Inspection
Fig. 4 Upper Ball Joint Wear Inspection
1. Raise and support vehicle. Position jack stands under lower control arm as close to lower ball joint as possible.
2. Position a suitable dial indicator against wheel rim, Fig. 4
3. Grasp wheel at top and bottom, then pull top of wheel outward, while pushing inward on bottom of wheel. Note dial indicator reading.
4. Pull bottom of wheel outward, while pushing inward on top of wheel. Note dial indicator reading.
5. Deflection reading on dial indicator should not exceed .125 inch.
6. If reading exceeds .125 inch, replace upper ball joint.