Muncie/W-30 Build Date
#2
Yes, It codes out as follows:
P = Muncie
0 = 1970 model year
S = November (1969)
21 = 21st day of Nov
B = M21 gear sett
P = Muncie
0 = 1970 model year
S = November (1969)
21 = 21st day of Nov
B = M21 gear sett
Last edited by BackInTheGame; January 25th, 2020 at 04:25 PM. Reason: added year of manufacture
#3
#4
No, Muncie marked the model year on the trans. From the marked month and date, we know it was actually built in the calendar year '69. If it had Month and Date of 01/01 (or later), we would know it was built in both the MODEL and CALENDAR year of 1970. Later in the 1970 CALENDAR year they began manufacturing the 1971 MODEL year transmissions, etc.
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