F 150 2WD Lightning V8-5.4L SOHC SC VIN 3 (2001)
8. Place the shim and Belleville e spring on the differential clutch pack.
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The dished or concave side of the Belleville spring must face up and against the thrust face of the differential case.
9. Insert the differential clutch packs with shims and Belleville springs and differential side gears into the differential case.
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Hold the upper differential clutch pack and side gear assembly in place to prevent it from falling out of the differential case.
10. NOTE: Apply a small amount of grease to the step plate bore.
NOTE: If necessary, insert the dowel bar in the nut bore to keep the nut from turning as the hex screw is tightened.
Assemble the forcing screw, nut and step plate to the differential case.
1. Position the step plate in the bottom side gear bore.
2. Position the nut in the top side gear bore and hold it in place.
3. Install the hex-head screw and tighten it two turns after it contacts the bottom step plate.
11. NOTE: Prelubricate both sides of the differential pinion thrust washers with high performance rear axle lubricant.
NOTE: Make sure the differential pinion gears are 180 degrees apart so they will align correctly with the pinion shaft bore.
