Chevrolet 1977 10 Series, Repair Manual, Page: 394 / 468

7B-14
OVERHAUL MANUAL
S P R IN G
(U N D E R
LIP O F
K E Y S )
S L E E V E
A L IG N M E N T
M A R K S K E Y S < 3 >
J-5154
Fig. 7B-1 4 B --S e c o n d -T h ird S y n c h ro n iz e r A s s e m b ly
Extension Oil Seal or Bushing
If bushing in rear of extension requires replacement,
remove seal and use Tool J-5778 to drive bushing into
extension housing (Fig. 7B-15B). Using the same tool, drive
new bushing in from the rear. Coat I.D. of bushing and seal
with transmission lubricant, then install new oil seal using
Tool J-5154 (Fig. 7B-16B).
Clutch Bearing Retainer Oil Seal
If the lip seal in the retainer needs replacement; pry the
old seal out and replace with a new seal using Installer Tool
J-25233, or similar tool, until seal seats in its bore (Fig. 7B-
17B).
Fig. 7B-1
6
B—In s ta llin g E xte n sio n H o u sin g Seal
A S S E M B L Y O F M A IN S H A F T
1. Install First-Reverse synchronizer hub on output shaft
splines by hand. Slotted end of hub should face front of shaft.
Use an arbor press to complete hub installation on shaft and
install retaining snap ring (in most rearward groove).
CAUTION:
DO N O T attem pt to drive hub onto
shaft with hammer. Hammer blows will damage
hub and splines.
2. Install First-Reverse sleeve and gear half-way onto
hub with gear end of sleeve facing rear of shaft. Index sleeve
to hub with m arks made during disassembly.
F R O N T
B E A R IN G
CAP
O IL R E T U R N
S L O T
T O O L
J-2523 3
Fig. 7B-1 5B—Installing Extension Housing Bushing
Fig. 7B-1 7B —Installing Clutch Bearing Retainer Seal