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Pontiac Turbo-Hydramatic Transmission


Front & Rear Servos & Control Valve



Illustrated Parts Break Down

Cut Away View


Pump, Fwd & Direct Clutch, Center Support

Case Extension & Planet Carrier

Range Selector


1) Spring, Front servo

2) Retainer, Front servo spring

3) Pin, Front Servo piston

4) Washer, Servo piston

5) Piston, Front servo

6) Ring, Front servo piston oil seal

7) Ring, Front servo retainer-snap

8) Piston, Accumulator front

9) Ring, Accumulator piston oil seal

10) Spring, Accumulator piston -front

11) Pin, Rear servo rear band apply

12) Retainer, Rear servo piston spring

13) Spring, Rear servo

14) Washer, Rear servo piston

15) Ring, Accumulator piston oil seal-inner

16) Piston, Accumulator

17) Ring, Accumulator piston oil seal-outer

18) Seal, Rear servo piston

19) Spring, Rear accumulator

1965-72 Pontiac Turbo-Hydramatic Transmission (M-40) Exploded View

20) Piston, Servo -rear

21) Ring, Servo piston retainer-snap

22) Gasket, Rear servo cover

23) Cover, Rear servo

24) Gasket, Case to spacer

25) Spacer, Valve body

26) Gasket, Valve body to spacer

27) Valve assy., Trans. control

28) Pipe, Governor oil

29) Bolt, Solenoid to valve body (1/4"-20 x 3/4")

30) Solenoid, Trans.

31) Gasket, Solenoid valve

32) Seal, Oil suction pipe to case

33) Strainer assy., Trans. oil

34) Gasket, Trans oil pan

35) Pan, Trans. oil

36) Screw, Case to center support locating

37) Valve, Trans control manual

38) Screw & Conical Washer assy., Oil pan to case (5/16" -18 x 3/4")

39) Screen, Governor oil pipe hole

40) Pipe assy., Trans. intake-to strainer (2nd Type)

41) Grommet, Trans. strainer to pipe


The exploded view illustrates individual part placement in the assembly.