warranty trans. stamps
 

Anyone see these types of stampings. Over the years i have seen warranty trannys with a c,ct followed
with 42xxx number and as in my case C3 also with 42412.Any info greatly appreciated.Thanks Marc. https://www.yenko.net/ubbthreads/pics...8-img_0665.jpg

Re: warranty trans. stamps
 

Probably says CC3 for a case replacement dated 1973.

Re: warranty trans. stamps
 

That makes sense Rick,the 42412 has me puzzled must be a number for warranty work orders general motors used for transmission work.Thanks Marc.