Pontiac FIREBIRD 1972 Service Manual page 850

THREE SPEED MUNCIE TRANSMISSION 7B-11
Fig. 76-8 Exploded View of Transmission
1. Bearing Retainer 22. Reverse Gear 43. Hub-To-Mainshaft S n a ~ Rina
2. Bolts and Lock Washers (4)
3. Bearing Retainer Gasket
4. Retainer Oil Seal
5. Bearing-To-Gear Snap Ring
6. Main Drive Gear Bearing
7. Bearing-To-Case Snap Ring
8. Oil Slinger
9. Transmission Case
10. Extension Housing Gasket
1 1. Bearing-To-Housing Snap Ring
12. Extension Housing
13. Extension Housing Bushing
14. Rear Oil Seal
15. Countergear Thrust Washers (2)
16. Bearing Washers (4)
17. Countershaft Bearing Rollers ( 1 16)
18. Countergear
19. Countershaft
20. Woodruff Key
21. Bolts and Lock Washers (5)
23. Thrust Washer
24. Rear Mainshaft Bearing
25. Bearing-To-Shaft Snap Ring
26. Speedometer Drive Gear
27. Retaining Clip
28. Reverse ldler Gear
29. Reverse ldler Bushing
30. Reverse ldler Shaft
3 1. Woodruff Key
32. 1 st Speed Gear
33. 1st Speed Blocker Ring
34. Synchronizer Key Springs (2)
35. Synchronizer Keys (3)
36. 1st & Rev. Synchronizer Hub
37. Hub-To-Mainshaft Snap Ring
38. 1st & Rev. Synchronizer Sleeve
39. Main Drive Gear
40. Mainshaft Pilot Bearings (16)
41. 3 r d Speed Blocker Ring
42. 2nd & 3 r d Sy,nchronizer Sleeve
-
44. Synchronizer Key Springs (2)
45. Synchronizer Keys (3)
46. 2nd & 3 r d Synchronizer Hub
47. 2nd Speed Blocker Ring
48. 2nd Speed Gear
49. Mainshaft
50. Side Cover Gasket
51. 2 n d & 3rd Shifter Fork
52. 1st & Rev. Shifter Fork
52. 2nd & 3rd Shifter Shaft
54. 1st & Rev. Shifter Shaft
55. Detent Spring
56. "0" Ring Seals (2)
57. 1st & Rev. Detent Cam
58. 2 n d & 3rd Detent Cam
59. Side Cover
60. Bolts and Lock Washers (7)
62. "0" Ring Seal
shaft and its woodruff key out rear of case (Fig.
,
from case and 3rd speed blocker ring from main drive
7B-9). gear.
5. Using snap ring pliers, expand snap ring at front of
4.
Move 2nd & 3rd synchronizer sleeve forward and,
extension housing that retains mainshaft rear bearing
from rear of case, remove extension housing and
and remove extension housing from mainshaft assem-
mainshaft assemblies. Remove reverse idler gear
bly (Fig. 7B-10).