Pontiac tempest 1968 Service Manual page 153

4B-4 1968 P O N T I A C SERVICE M A N U A L
CA UTION: Make certain ends of puller arms are
firmly seated in recesses in sides of hubs and
fully against inner race of bearing.
7. Turn differential case in vise and remove other
side bearing in same manner.
8. If removing ring gear, clamp case in vise so
jaws are 90° to pinion shaft holes and remove ring
gear retaining bolts.
NOTE: Ring gear to case bolts have left hand
threads.
9. Partially install two bolts on opposite sides
of ring gear.
10. Remove ring gear from case by alternately
tapping on bolts.
CA UTION: Do not pry between case and ring
gear.
11. Remove pinion shaft lock screw and washer
and tap out pinion shaft from case.
12. Remove preload spring retainer and springs
from case (Fig. 4B-5).
13. Rotate side gears until pinions are in open
area of case. Remove pinions and thrust washers.
14. Remove a side gear, clutch pack and shims
from case. Note location in case to aid in reassem­
bly. Remove side gear clutch pack and shims from
opposite side.
NOTE: If a side gear or clutch pack cannot be
readily removed from case, drive out with brass
drift (Fig. 4B-6).
15. Remove clutch plate guides and separate shims
and clutch plates from side gears.
NOTE: Keep clutch plates in their original loca­
tion in clutch pack.
T E M P E S T AND FIREBIRD (2 pinion or
4 pinion)
1. Before disassembling differential case, inspect
differential side bearings for visible damage of
rollers and outer races.
2. Place one outer race onto its matched inner
race and roller assembly and turn slowly, applying
hand load.
3. If bearing outer race turns smoothly and no
visible damage is found, bearing can be reused.
4. Repeat above operation with other race and
matched bearing and check for smoothness.
NOTE: Both side bearings and their outer races
are matched parts. If either bearing is to be re­
placed, its matching outer race must also be
replaced.
F i g . 4 B - 5 Removing Preload Springs and Retainer - Pontiac Fig. 4 B - 6 Driving O u t Clutch Pack - Pontiac