Quote:
Originally Posted by s10mk
From what I read, it was used in Chevy trucks from 81-87 in 2 and 4 wheel drive. And yes, it was a true 4 speed with an overdrive. Rpo code my6. But the a833 was originally used by Chrysler in the 60s
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Reminds me that I saw one on CL locally here a while back that had me scratching my head. He's calling it a NP440 but mentions RPO MY6 and it apparently is an OD manual out of an '87.
Still there:
https://stlouis.craigslist.org/pts/d...398930026.html
I think this must be the same critter as what you are talking about.