SPID information help please?
 

Our 1969 C10 on the spider inside the glove box says M49. Turbo-hydramatic

Can anyone translate that for me? It has a turbo 400 in it, and I'm wondering if that is what it was built with?

Thank you folks.

RonWT

Re: SPID information help please?
 

That code cover T350 and T400.

Here's a couple of links.

Link: https://67-72chevytrucks.com/vboard/...d.php?t=367962

Link: https://outintheshop.com/options.html

Re: SPID information help please?
 

Thank you