Pontiac FIREBIRD 1972 Service Manual page 829

THREE SPEED SAGINAW TRANSMISSION 7A-7
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MINOR REPAIRS
REAR EXTENSION OIL SEAL
REMOVE AND REPLACE
Before raising the car, disconnect the battery and release
the parking brake.
Remove propeller shaft as outlined in Section 4E.
Remove oil seal by prying out with screwdriver.
Wash counterbore with cleaning solvent and inspect
for damage.
Inspect propeller shaft yoke for nicks, burrs or scrat-
ches which would cut new seal or cause seal to leak
or damage bushing.
Coat new oil seal with sealing compound and start
new seal in opening.
Place Collar J 6403-2 onto Tool J 6403-1 (Fig. 7A-
11).
NOTE: Flat side of J 6403-2 must be toward
rear of J 6403- J.
7. Place Tool J 6403-1 over end of mainshaft.
8. Tap end of tool with soft hammer to seat oil seal.
9. Reinstall propeller shaft.
REAR EXTENSION OIL SEAL AND
BUSHING
REMOVE AND REPLACE
Before raising car, disconnect the battery and release the
parking brake.
Fig. 7A-12 Removing Rear Extension Bushing
Remove propeller shaft.
Insert Tool J 4830-02 over mainshaft and tighten
screw.
Attach Slide Hammer J 2619. Using hammer, pull
bushing and seal from rear extension (Fig. 7A-12).
Start new bushing into rear extension.
Using Tool J 6403-1 and a soft hammer, tap bushing
into place (Fig. 7A-13).
Install new oil seal, using Tool J 6403-1 and Collar
J 6403-2 (Fig. 7A-11) and tap end of tool with a soft
hammer to seat the oil seal.
Reinstall propeller shaft.
TRANSMISSION CASE COVER
REMOVE
It is not necessary to remove transmission from vehicle for
inspection or replacement of parts in transmission case
Fig. 7A-1 1 lnstalling Rear Extension Oil Seal Fig. 7A-13 Installing Rear Extension Bushing