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 |
| |
|
| |
|
| |
|
|
