Re: I would like to date my Turbo400 and 12 bolt limited slip ...
I don't have the answer for deciding your trans, but I can certainly tell you that the 12 bolt in your truck is more than likely stock. Chevy did put 12 bolts in 6cyl. trucks.
Last edited by jessemthompson; 05-06-2017 at 04:55 PM.
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