Chevrolet 1977 Monte Carlo, Repair Manual

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M A N U A L T R A N S M IS S IO N 7B-7
2. Place countergear assem bly through case rear
opening along w ith a tanged thrust washer (tang away from
gear) at each end and install countergear shaft and w oodruff
key from rear o f case. Be sure countershaft picks up both
thrust washers and that the tangs are aligned w ith their
notches in the case.
3. Install reverse idler gear and shaft w ith its w oodruff
key from the rear o f case. D o not install idler shaft "E" ring
yet.
4. U sin g snap ring pliers, expand the snap ring in the
extension and assem ble extension over rear o f m ainshaft and
onto rear bearing. Seat snap ring in rear bearing groove (Fig.
7B -4A ).
5. Load the m ainshaft pilot bearings (14) into the
clutch gear cavity and assemble the 3rd speed blocker ring
on to the clutch gear clutching surface w ith its teeth toward
the gear.
6. Pilot the clutch gear, pilot bearings and 3rd speed
blocker ring assem bly over the front o f the mainshaft
assembly. D o not assemble bearing to gear yet. Be sure the
notches in the blocker ring align w ith the keys in the 2-3
synchronizer assembly.
7. Place extension to case gasket at rear o f case holding
in place with grease and, from the rear o f 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 o f clutch gear and into front case
bore.
10. Install snap ring to clutch gear stem , and clutch
gear bearing retainer and gasket to case.
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 assem bly to case. Be sure forks
align with their synchronizer sleeve grooves.
13. Install speedom eter driven gear in extension.
14. T ighten all bolts to specified torque.
15. R otate clutch gear shaft and shift transm ission to
free rotation in all gears.
M A I N DRIVE G EA R
Fig. 7B-1 6A~ Lo ad ing Coun tergear Fig. 7B-1 7A~Loadin g Pilot Bearings
O V E RH A U L M A N U A L