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Pontiac Turbo-Hydramatic Transmission

(M-38)

Case, Extension, Accumulator & Governor

1969-72

Illustrated Parts Break Down

Cut Away View
EXPLODED VIEW Converter, Pump, Intermediate & Direct Clutch Mainshaft, Fwd Clutch Low & Reverse Clutch & Output Shaft Valve Body, Servo Piston & Accumulator Parking Lock & Range Selector
CASE, 
EXTENSION,
ACCUMULATOR & 
GOVERNOR 




1) Case assy., 
Trans

2) Retainer, Intermediate clutch accumulator
piston cover
3) Cover, Intermediate clutch accumulator piston
 4) Seal, 
Intermediate clutch
accumulator piston
cover

5) Spring, 
Intermediate 
clutch accumulator
piston

6) Seal,
Intermediate clutch 
accumulator piston
- outer
 
7) Piston, Intermediate clutch accumulator
8) Seal, Intermediate clutch accumulator piston - inner
9) Valve, Vacuum
modulator

12) Bolt, Vacuum modulator to case
(5/16"-18 x 11/16") 10) Seal, Vacuum modulator to case
11) Retainer, Vacuum modulator 13) Modulator, Vacuum
14) Seal, Case extension to case
 
1969-72 Pontiac Turbo-Hydramatic Transmission (M-38) Exploded View
15) Extension, 
Trans. case 
(Part of #17)

16) Bushing, Case extension (Also Part of #17)
17) Extension assy., Trans. case 18) Seal, Case extension oil
22) Sleeve & Seal, Speedo driven gear
19) Retainer, 
Speedometer 
driven gear 
sleeve
 
20) Bolt, Sleeve retainer
21) Seal, Speedo driven gear sleeve to extension 23) Gear, Speedo driven
24) Bolt, Valve body
25) Pin, Dowel 
(5/16" x 1")

26) Pin, Governor weight (Part of #27)
27) Governor assy., Trans
28) Seal, Governor cover to case
29) Cover, Governor
30) Retainer, Governor cover
31) Screw & 
Washer, 
Oil pan

32) Pan, Oil
33) Gasket, Oil pan
34) Screen, Oil pump pressure hole
35) Plug, Line pressure check
36) Pipe, Trans. vent
 

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