Quote:
Originally Posted by tom7254
Double and triple checked. It is plain on the tube TBT. I couldn't find that code either. Closest was a 1971 TPT, but you can clearly see it is a B
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Quote:
Originally Posted by tom7254
I bought the front and rear diffs out of a 1981 Blazer and am putting them in a 1964 K10 short box. I had to move the spring perches in 1" on each side. The 1964 spring set up is 40.5 " and the diffs i bout were 42.5"
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That would explain the 01 in the date code then. The code lists I posted only include up to '72 so you will have to find the later code lists. Maybe in the "PartsWiki" links that SSTim posted above.
LockDoc