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4 spd. Saginaw

1966-72 Pontiac
1966-68 Tempest - 1967-69 Firebird - 1972 "A" & "F"

Illustrated Parts Break Down

1) Bolt, Retainer
to case (5/16" - 
18 x ¾")

2) Lockwasher, Retainer to case (5/16")
3) Gasket, Clutch gear bearing retainer
4) Ring, Clutch gear bearing locating
5) Bearing, Clutch gear
6) Gear, Main drive
7) Retainer, Clutch
gear bearing 8) Seal, Clutch gear bearing oil
9) Ring, Clutch 
gear bearing
retaining
 
10) Bearing, Mainshaft - front
11) Case & Magnet assy.,
Transmission
12) Plug, Trans. case filler (1/2" - 14) 13) Shaft, Reverse idler
gear
14) Washer, Countershaft
bearing
15) Gear, Trans. countershaft
16) Countershaft,
Transmission
17) Key, Trans. 
countershaft 
(1/8" x 5/8")
18) Gear, Reverse idler 19) Key, Reverse idler
gear shaft (1/8" x 5/8")
20) Washer, Counter gear thrust
21) Bearing, Trans. countershaft
(3/4" long x 1/8" dia.)
22) Ring, Synchronizer
blocking 23) Ring, Synchronizer
retainer
24) Spring, Trans. 
synchronizer
25) Plate, Synchronizer
shifting
26) Clutch assy., Trans.
synchronizer - third & fourth 27) Gear, Third speed
28) Shaft, Transmission main
29) Gear, Second speed
30) Sleeve, Synchronizer
(part of #31)
31) Clutch assy., Trans.
synchronizer - first & second
 
1967-69 Firebird 4 spd. Saginaw Exploded View
32) Gear, First
speed

33) Washer, Reverse gear
thrust
34) Bearing, Mainshaft rear
35) Gear, Speedometer drive
36) Gasket, Extension to case
37) Ring, Rear bearing to case
38) Vent, Trans. extension
39) Extension, Trans. rear
40) Seal, Extension
oil

41) Lockwasher, 
Extension to case 
(7/16")

42) Washer, Reverse gear
thrust wave
43) Ring, Rear bearing to shaft
44) Bushing, Rear extension
45) Bolt, Extension to case (7/16" - 14 x 1 1/8")
46) Bolt, Cover to case
(5/16" - 18 x 3/4")
47) Lockwasher,
Cover to case
(5/16")

48) Cover, Trans.
case

49) Pin, Trans. cover locating (3/16" x 3/8")
50) Gasket, Trans. cover
51) Seal, Shifter shaft
52) Shaft, Trans. shifter - first & second
53) Cam, Detent
54) Spring, Detent cam
55) Pin, Detent cam

56) Spring, Detent
ball

57) Ball, Reverse detent (3/8" Dia.) 58) Shaft, Trans. shifter - third & fourth
59) Shaft, Trans. shifter -reverse
60) Fork, Gearshift shift - third & fourth
61) Ring, Detent cam retainer (5/16")
62) Fork, Gearshift shift - first & second
 

The illustrated parts break down illustrates individual part placement in the assembly.