Chevrolet 1977 10 Series, Repair Manual, Page: 387 / 468

MANUAL TRANSMISSION
7B-7
M A IN DRIVE GEAR
Fig. 7B-1 7 A ~ L o a d in g P ilo t B e a rin g s
Fig. 7B-1
6
A - L o a d in g C o u n te rg e a r
6. Pilot the clutch gear, pilot bearings and 3rd speed
blocker ring assembly over the front of the mainshaft
assembly. D o not assemble bearing to gear yet.
CAUTION:
Be sure the notches in the blocker ring
align with the keys in the 2-3 synchronizer
assembly.
7. Place extension to case gasket at rear of case holding
in place with grease and, from the rear of case, assemble the
clutch gear, m ainshaft and extension to case as an assembly.
8. Install extension to caSe retaining bolts.
9. Install front bearing outer snap ring to bearing and
position bearing over stem of clutch gear and into front case
bore.
10. Install snap ring to clutch gear stem, and clutch gear
bearing retainer and gasket to case.
NOTE:
The retainer oil return hole should be at the
bottom.
11. Install reverse idler gear retainer "E" ring to shaft.
12. Shift synchronizer sleeves to neutral positions and
install cover, gasket and fork assembly to case. Be sure forks
align with their synchronizer sleeve grooves.
13. Install speedom eter driven gear in extension.
14. Tighten all bolts to specified torque.
15. R otate clutch gear shaft and shift transm ission to
free rotation in all gears.