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AUTOMATIC
TRANSMISSION IDENTIFICATION

 

PONTIAC

Tempestorgue 
1962 1                                Code Prefix
4-195 No stripe
V8-215 White stripe on governor
   
   
Super Hydra-Matic 3
1962-64
2 Bar. carb PS
3 Carburetors PAS
4 Bar. carb PBS
Economy Engine PES
   
   
Roto Hydra-Matic 375 4
1962
Economy Engine PE
425A Engine Tri-Power, Police PA
4 Bar. carb PB
Except above P
   
   
   
1964
389 Engine 2 Bar. carb, High compression P
389 Engine 2 Bar. carb, Low compression PE
389 Engine 4 Bar. carb, Catalina PB
389 Engine 4 Bar. carb, Grand Prix PG
   
   
Tempest/ Pontiac Two Speed     5
Buick  Super Turbine 300
1964
V6 Air cooled 20
V8 Water cooled 30
   
   
   
   
1966
L6 1 Bar carb LA
L6 4 Bar carb LB
V8 2 Bar carb MA
V8 4 Bar carb MB
V8 G.T.O NA
V8 A/C, A.I.R MC
   
   
   
1968
6-250 1 Bar carb. LA
6-250 4 Bar carb LB
6-250 1 Bar carb. A/C LD
6-250 1 Bar carb. Firebird LF
6-250 4 Bar carb Firebird LG
V8-350 2 Bar. carb. MA
V8-350 4 Bar. carb. MB
V8-350 2 Bar. carb. A/C MC
   
   
1970 (1970-1973)*
6-250 EB
V8-350 Tempest EA
V8-350 Catalina EC
   
   
   
GM Turbo Hydra-Matic /375/400 4
 Buick Super Turbine 400
1965-66
3 Carburetors PA
V8-389 PB
V8-421 PC
Heavy duty Unit PH
V8-421 Exc. 2+2 PG
   
   
   
1968
V8-400 2 Bar. carb. PB
V8-400 4 Bar. carb Grand Prix PG
V8-400 Ram Air GTO, Firebird PQ
V8-400 2 Bar. carb.,GTO PT
V8-400 4 Bar. carb., GTO, Firebird PX
V8-400 4 Bar. carb., A/C, Firebird PY
V8-400, 428 Heavy duty PH
V8-428 Single Exhaust PA
V8-428 4 Bar. carb. High Perf. PC
   
   
   
1970
V8-400 Pontiac PB
V8-400 Ram Air GTO PD
V8-400 Tempest, Grand prix PT
V8-400 4 Bar. carb., Grand prix PW
V8-400 2 Bar. carb., Firebird PF
V8-400 Sport option PX
V8-400 Ram Air H.O. PQ
V8-455 Exc.H.O. Pontiac PA
V8-455 H.O. Pontiac PC
V8-455 Heavy duty Pontiac PH
V8-455 H.O. Tempest, Grand Prix PR
   
   
   
   
   
1972
V8-400 Wagons PA
V8-400 4 Bar. carb. PB
V8-400 2 Bar. carb. PD
V8-400 4 Bar. carb., LeMans, Firebird PG
V8-400 2 Bar. carb., LeMans,Firebird PT
V8-400 4 Bar. carb., Grand Prix PX
V8-455 2 Bar. carb., Pontiac PA
V8-455 4 Bar. carb., Pontiac PC
V8-455 H.O. LeMans,Firebird PQ
V8-455 4 Bar. carb., Grand Prix, LeMans PR
   
   
   
   
1974

V8-400 2 Bar. carb. Wagons PA
V8-400 4 Bar. carb. Police & HD PA
V8-400 4 Bar. carb., Pontiac PB
V8-400 2 Bar. carb., Pontiac Exc. CA PD
V8-400 2 Bar. carb., Pontiac CA PF
V8-400 4 Bar. carb., LeMans, Firebird Exc. CA PG
V8-400 4 Bar. carb., LeMans, Firebird CA PW
V8-400 2 Bar. carb., LeMans, Firebird Exc. CA PT
V8-400 4 Bar. carb., LeMans, Firebird CA PL
V8-400 4 Bar. carb., Grand Prix PX
V8-455 4 Bar. carb., Pontiac PC
V8-455 4 Bar. carb., Police PH
V8-455 SD Firebird PQ
V8-455 4 Bar. carb.,LeMans,Grand Prix PR
V8-455 4 Bar. carb., Firebird PZ
   
   
Turbo Hydra-Matic /250/ 350/ 375B 7
1969
6-250 1 Bar carb Tempest JA
6-250 1 Bar carb Firebird JB
6-250 4 Bar carb Tempest JC
6-250 4 Bar carb Firebird JD
V8-350 2 Bar. carb., Firebird,Tempest JF
   
   
1971
6-250 JE
8-350 Exc. Below MA
8-350 Catalina ML
   
   
1973
6-250 FA, JE
8-350 2 Bar. carb. MA
8-350 W/2.93 rear axle late MC
8-350 W/3.08 rear axle late ME
   
   
 
 
1963 2                                          Code Prefix
4-195  
V8-326  
   
 
1964
421 High Output Engine PCS
   
   
   
   
 
   
1963
Tri-Power 4 Bar. carb PA
Catalina 4 Bar. carb PB
2 Bar. carb PE
Tri-Power 4 Bar. carb Heavy duty PAH
2 Bar. carb Heavy duty PEH
Low Compression Eng Export P
   

1964 cont.
 
421 Catalina PAH
421 High Output Engine PC
2 Bar. carb Low compression Heavy duty PEH
All others, Heavy duty PAH
   
 
   
 
1965
V6 Air cooled 20
V8 Water cooled 30
V8-326 High Output Eng 31
V8 G.T.O 40
   
   
1967
L6 1 Bar carb LA
L6 4 Bar carb LB
L6 1 Bar carb, A/C LD
V8-326 2 Bar. carb MA
V8-326 4 Bar carb MB
V8-326 A/C, A.I.R MC
 
1969
6 W/ 1 Bar carb Tempest LA
6 W/ 1 Bar carb., A/C Tempest LD
6 W/ 1 Bar carb Firebird LF
6 W/ 1 Bar carb., A/C Firebird LH
V8-350 2 Bar. carb. MA
V8-350 2 Bar. carb. A/C MC
   
   
   
   
   
   
   
   
   
   
1967
V8-400 2 Bar. carb PB
V8-428 4 Bar. carb PC
V8-400 4 Bar. carb PD
V8-400 4 Bar. carb Grand Prix PG
V8-400 Heavy duty PH
V8-400 G.T.O 4 Bar. carb PS
V8-400 G.T.O 2 Bar. carb PT
 
1969
V8-350 2 Bar. carb. Firebird, Tempest PV
V8-350 H.O., Firebird, Tempest PS
V8-400 2 Bar. carb. PB
V8-400 2 Bar. carb., GTO, Grand Prix PT
V8-400 4 Bar. carb., Grand Prix PW
V8-400 4 Bar. carb., GTO, Firebird PX
V8-400 Ram Air GTO, Firebird PQ
V8-428 H.O. PC
V8-428 Bonneville PH
V8-428 H.O. Grand Prix PR
   
   
1971
V8-400 Pontiac PB
V8-400 Pontiac PD
V8-400 2 Bar. carb., Police & HD PH
V8-400 2 Bar. carb., GTO, LeMans,Firebird PT
V8-400 4 Bar. carb., GTO, LeMans, Firebird, Grand Prix PX
V8-400 4 Bar. carb., GTO, LeMans,Firebird PY
V8-455 Pontiac PA
V8-455 4 Bar. carb., Dual Exhaust Pontiac PC
V8-455 Pontiac PF
V8-455 4 Bar. carb., Police &HD PH
V8-455 H.O. GTO, LeMans,Firebird PQ
V8-455 4 Bar. carb., GTO, LeMans,Firebird PR
V8-455 4 Bar. carb., GTO, LeMans, Firebird, Grand Prix PW
   
1973
V8-350 2 Bar. carb. Pontiac PF
V8-400 2 Bar. carb. Wagons PA
V8-400 4 Bar. carb. 6 PA
V8-400 4 Bar. carb. Pontiac PB
V8-400 2 Bar. carb. Pontiac Exc.Wagons PD
V8-400 4 Bar. carb., LeMans, Firebird, Grand Am PT
V8-400 2 Bar. carb., LeMans, Firebird, Grand Am PT
V8-400 4 Bar. carb., Grand Prix PX
V8-455 4 Bar. carb., Pontiac PC
V8-455 4 Bar. carb., Police PH
V8-455 SD LeMans, Firebird, Grand Am PQ
V8-455 4 Bar. carb., LeMans, Firebird, Grand Am PR
   
1- Not interchangeable.
Primary difference are found in the governor, TV spring, 
Pressure regulator, and downshift timing valve.

2- Not interchangeable.
Primary difference are found in the number of plates in
the clutch pack, valve body, and modulator.

3- Prefix and serial # located on plate on lower left corner
of case rear face.

4- Prefix, year, and serial # located on plate on left side

5- Prefix, year and serial # located on; 1964-65 Metal tag,
 1965-67 Stamp on servo cover

6- Late production 1973 Pontiac trans have a # 2 between
codes letters

7-Production day, shift built, transmission model and
model year are stamped on the 1-2 accumulator cover 
in the middle right side of case

A/C- Air Condition

A.I.R -Air Injection Reactor

* 1970-73 all are Chevrolet Powerglides. No ID code 71-73.
Use serial # for parts ordering. Unit number located
on right rear vertical oil pan surface.
1970
6-250 Tempest JE
8-350 Tempest JF
8-350 Catalina JU
   
   
   
1972
6-250 JE
8-307 SB
8-350 MA
   
   
1974
6-250 Firebird,LeMans JE
6-250 Ventura TZ
8-350 2 Bar carb W/2.73 or 2.93 rear axle late MA
8-350 W/3.08 rear axle late ME