The transmission identification code will differ depending the type of transmission - Manual or Powerglide.

  • The Muncie and Powerglide will have a production code consisting of a prefix letter designating the assembly plant, a production date (month/day number) and a shift code for day or night shift if the transmission assembly plant was using two shifts. 

Manual and Powerglide Transmission Designations
S - Saginaw
*P - Muncie
C - Cleveland, Ohio
T - Toledo, Ohio

Muncie 4-speed
The four digits of a Muncie 4-speed are the month/day; example P0205 is February 5.

Powerglide Transmission
Example C1025N lists the plant (C-Cleveland), month/day (October 25), and night shift (N).