Buick LeSabre 1965 Service Manual page 195

CLUTCH, S-M TRANSMISSION
46000 4-SPEED TRANSMISSION 4 - 5 9
the rear, hub to the front) and
using J-8853, press the first gear
b u s h i n g on shaft. See Figure
4-134.
2. Install the first speed gear
synchronizing ring so the notches
in the ring correspond to the keys
in the hub. See Figure 4-135.
3. Install first speed gear (with
hub toward the front) and the first
speed gear thrust washer. Make
certain that the grooves in the
washer are facing the first speed
gear.
4. Using J-8853, press on the
rear bearing with the snap ring
groove toward the front of the
transmission (see Figure 4-136).
Firmly seat bearing against the
shoulder on the mainshaft.
5. Install snap ring in the groove
in the mainshaft behind the rear
bearing.
NOTE: A l w a y s use new snap
rings when reassembling trans-
mission and do not expand the
snap ring further than is neces-
sary for assembly.
6. From the front of the main-
shaft, install the second speed
gear s y n c h r o n i z i n g ring so
the notches in the ring correspond
to keys in the hub.
7. Install the second speed gear
(with the hub of the gear toward
the back of the transmission) and
install the second and third speed
gear thrust washer (needle roller
bearing).
8. Install the third speed gear
(hub to front of transmission) and
the third speed gear synchronizing
ring (notches to front of
transmission).
9. Install the t h i r d speed and
fourth speed gear clutch assembly
(hub and sliding sleeve) with taper
toward the front, making sure
that the keys in the hub corres-
pond to the notches in the third
speed gear synchronizing ring.
Figure 4-137—Installing Rear
Bearing Retainer
10. Install snap ring in the groove
in mainshaft in front of the third
and fourth speed clutch assembly.
NOTE: If there is no end play,
check the thickness of the snap
ring just installed; it should be
.087
M
thick. While the snap ring
used at this location is NOT se-
lective, it is identical to the se-
lective washers used at the clutch
gear and rear bearing locations.
11. Install the rear bearing re-
tainer (see Figure 4-137). Spread
the snap ring in the plate to allow
the snap ring to drop around the
rear bearing and press on the
end of the mainshaft until the
snap ring engages the groove in
the rear bearing.
Figure 4-139—Measuring Speedometer
Drive Gear
12. Install the reverse gear (shift
collar to rear).
13. Press speedometer drive gear
onto the mainshaft, u s i n g a
J-8853, press plate. (See Figure
4-138). Position the speedometer
gear to get a measurement of
4-1/2" from the center of the
gear to the flat surface of the
rear bearing retainer. (See Fig-
ure 4-139).
14. Replace r e a r bearing snap
ring on mainshaft.
4 - 3 4 COUNTER GEAR
ASSEMBLY
1. I n s t a l l r o l l e r spacer in
countergear.
2. Using heavy grease to retain
the rollers, install 20 rollers in
Figure 4-138—Installing Speedometer
Drive Gear
Figure 4-140—Cross Section of
Countergear Assembly