Pontiac tempest 1968 Service Manual page 402

THREE SPEED S A G I N A W M A N U A L TRANSMISSION
7 B - 7
F i g . 7 B - 9 Removing Front Bearing
20. Remove first speed synchronizer snap ring
(Fig. 7B-15).
21. Support first speed gear on press plate, using
two (2) pieces of stock 6" x 1-7/8" x 1/4" (Fig.
7B-17). Remove first speed synchronizer assembly
and first speed gear.
22. Remove second-third speed synchronizer snap
ring (Fig. 7B-15).
23. Support second speed gear on press plate,
using two (2) pieces of stock 6" x 1 7/8" x 1/4" (Fig.
7B-18). Remove second-third speed synchronizer
assembly and second speed gear.
_ _ ^ i
F i g . 7B-11 Removing Mainshaft
CLEANING AND INSPECTION
1. Check synchronizer h u b s , sliding keys and
springs and, if necessary, replace.
NOTE: The synchronizer hubs and sliding sleeves
are a selected assembly and should be kept to­
gether as originally assembled.
a. Mark hub and sleeve so they can be reas­
sembled in same position.
b. Remove sliding sleeve from synchronizer
hub. Remove keys and springs from hub.
c. Replace the three (3) keys a n d two (2)
springs in position (one on each side of hub) so
R E V E R S E IDLER G E A R
S N A P R I N G
J S C R E W D R I V E R
F i g . 7 B - 1 0 Removing Reverse Idler G e a r Snap Ring F i g . 7B-12 Expanding Extension Housing Snap Ring