Buick LeSabre 1965 Service Manual page 181

CLUTCH, S-M TRANSMISSION
46000 SYNCHROMESH 4 - 4 5
MAIN
DRIVE GEAR
OIL
RETAINING
WASHER
(DEPRESSED
SIDE UP)
Figure- 4-100—Installing Oil Retaining
Washer
21. From inside case, push main
drive gear assembly through
opening in front of case. Using a
soft hammer, tap assembly from
rear until bearing attains proper
position for installation of snap
ring.
22. Install snap ring in groove of
bearing and tap front end of shaft
until snap ring rests firmly
against face of case.
23. Install main drive gear wash-
er against bearing inner race.
See Figure 4-102.
Figure 4-102—Main Drive Gear
Washer Installation
24. Secure main drive gear in
place by installing main drive
gear snap ring in groove pro-
vided in main drive gear. See
Figure 4-103.
25. Install front bearing retainer
and gasket, making certain oil
groove in retainer is lined up
with oil outlet hole in case.
26. Coat bore at rear end of main
drive gear with heavy lubricant
and insert the 14 needle roller
bearings in bore.
27. Install bearing spacing wash-
er. See Figure 4-104.
28. Position reverse idler gear
in rear of case, chamfer on teeth
toward front and, from rear, start
idler gear shaft through case and
gear.
Figure 4-104—Installing Bearing Spacer
29. Place lock key in notch at
rear of idler gear shaft, then
drive shaft into case until lock
key seats against cutout in case
and shaft is flush with rear of
case.
30. Set transmission on its top
side to assist in installing main-
shaft assembly.
31. Using heavy grease, place
gasket in position on front face of
rear bearing retainer.
32. Lightly lubricate inner sur-
face of front synchronizing ring
and install on hub of main drive
gear, positioning one clutch key
slot so that it is visible from
side opening in case.
OUNTERSHAFT
lOCK KEY
Figure 4-103—Installing Main Drive
Figure 4-101—Installing Front Bearing Gear Snap Ring
Figure 4-105—Rotating Rear Bearing
Retainer