Pontiac tempest 1968 Service Manual page 406

T H R E E SPEED S A G I N A W MANUAL TRANSMISSION
7 B - 1 1
F i g . 7 B - 2 0 Loading Bearings info Countergear
3. Install reverse idler gear tanged steel thrust
washer. Install reverse idler gear, shaft and wood­
ruff key.
NOTE: Reverse idler gear snap ring will be in­
stalled after installation of mainshaft.
4. Install extension housing. Spread snap ring in
housing to allow snap ring to drop around rear bear­
ing (Fig. 7 B - 1 2 ) .
Press on end of mainshaft until
snap ring engages groove in rear bearing.
5. Install fourteen (14) bearing rollers in the main
drive gear, using heavy grease to hold bearings in
place (Fig. 7 B - 2 5 ) .
6. Assemble third speed blocking ring on main
drive gear.
7. Pilot main drive gear and third speed blocking
ring over front of mainshaft.
8. Using heavy grease, install extension housing
to case gasket.
F i g . 7B-21 Installing Front Bearing Retainer O i l Seal
M A K E CERTAIN N O T C H E S IN
B L O C K I N G R I N G A L I G N W I T H
KEY IN S Y N C H R O N I Z E R SLEEVE
Fig. 7B-22 Installing Second - Third Speed Synchronizer
and Gear
9. Install extension housing and mainshaft assem­
bly into case. Install extension housing to case bolts.
Torque 45 lb. ft.
CA UTION: Make certain notches in blocking ring
align with keys in second-third synchronizer.
10. Install front bearing onto main drive gear.
Outer snap ring groove must be toward front of gear.
11. Install retaining snap ring.
12. Install front bearing retainer, gasket and four
attaching bolts, torquing bolts to 10 lb. ft.
NOTE: The retainer oil return hole must be at
bottom of case.
13. Install reverse idler gear snap ring.
rw
•x • - * \
F I R S T S P E E D
S Y N C H R O N I Z E R *
Fig. 7B-23 Installing First Speed G e a r and Synchronizer