Pontiac firebird 1968 - Page 431

7D-12 1968 PONTIAC SERVICE MANUAL
CAUTION: Make certain correct speedometer
drive gear is installed. Refer to speedometer
Gear Usage Chart in Section 0.
ASSEMBLE COUNTERGEAR
1. Install seam-type roller spacer in countergear
and insert tool J 22379 into countergear.
2. Using heavy grease to retain the rollers, in-
stall a .050" spacer and 28 rollers in either end of
the countergear, a .050" spacer, 28 more rollers
and another .050" spacer (Fig. 7D-22).
3. Follow the same procedure for the opposite end
of the countergear.
m
Fig. 7D-21 Installing Rear Bearing Retainer
ASSEMBLE TRANSMISSION
1. Rest the transmission case on its side, with the
side cover opening toward the assembler. Put coun-
tergear tanged thrust washers in place, retaining
them with heavy grease and making sure the tangs
are resting in the notches of the case.
2. Set countergear in place in bottom of trans-
mission case, making sure that tanged thrust wash-
ers are not knocked out of place.
3. Position the transmission case, resting on its
front face.
Fig. 7D-22 Loading Countergear Bearing using J 22379
4. Lubricate and insert countershaft in rear of
case. Turn countershaft so flat on end of shaft is
horizontal and facing bottom of case.
NOTE: The flat on shaft must be horizontal and
toward the bottom to mate with rear bearing re-
tainer when installed.
5. Align countergear with shaft in rear and hole
in front of case and press countershaft into case
(pushing tool J 22379 out front of case) until flat
on shaft is flush with rear of case. Be sure thrust
washers remain in place (Fig. 7D-23).
BOTTOM «k
OF CASE "V
Fig. 7D-23 Installing Countershaft