1953
- 1967 Corvette Specification Guide
(1953-67
Transmission Identification Codes)
1953-54
Transmission
Identification Codes
| LV |
1953
Powerglide built at Cleveland, prior to June 30, 1953 |
| C |
Powerglide,
built at Cleveland, after June 30, 1953 |
1955-61 Transmission
Identification Codes
| C |
Cast-iron
Powerglide, built at Cleveland |
| S |
3-Speed,
built at Saginaw |
| W |
4-Speed,
built at Warner Gear Division |
1962 Transmission
Identification Codes
| SU |
Corvette
Close-Ratio 3-Speed, built at Saginaw |
| B |
Aluminum
Powerglide, built at Toledo |
| W |
4-Speed,
built at Warner Gear Division |
|
Tag Code* |
Gears
Used |
|
K |
2.54 |
1.92 |
1.51 |
1:1 |
|
J, L or M |
2.20 |
1.66 |
1.31 |
1:1 |
|
J-J |
2.54 |
1.89 |
1.51 |
1:1 |
|
B-B, C-C or D-D |
2.20 |
1.64 |
1.51 |
1:1 |
*
Tag located under the lower front side cover bolt on Warner 4-Speed
transmissions will be stamped with a letter or letters to identify
internal gears.
1963
Transmission
Identification Codes
|
S |
3-Speed, built at Saginaw |
|
P |
4-Speed (late-1963), built at Muncie |
|
T |
Aluminum Powerglide, built at Toledo |
| W |
4-Speed
(early-1963), built at Warner Gear Division |
|
Tag Code* |
Gears
Used |
|
Q-Q |
2.54 |
1.89 |
1.51 |
1:1 |
|
R-R |
2.20 |
1.64 |
1.31 |
1:1 |
|
S-S |
2.20 |
1.64 |
1.31 |
1:1 |
|
T-T |
2.20 |
1.64 |
1.31 |
1:1 |
*
Tag located under the lower front side cover bolt on Warner 4-Speed
transmissions will be stamped with a letter or letters to identify
internal gears.
1964-1967
Transmission
Identification Codes
|
S |
3-Speed, built at Saginaw |
|
P |
4-Speed , built at Muncie |
|
T |
Powerglide, built at Toledo |
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