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Old 06-21-2017, 12:23 PM   #1
Jason Banks
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Re: 454 + TH400 + 4.11 POSI = no freeway

I would say you want an overdrive transmission swap TH700R4 and maybe a rear gear swap also. Depending on the POSI you have there might be a lower gear available.
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Old 06-21-2017, 12:49 PM   #2
Phorbes
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Does this seem like a fair deal?

https://austin.craigslist.org/pts/6180299217.html

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Originally Posted by Jason Banks View Post
I would say you want an overdrive transmission swap TH700R4 and maybe a rear gear swap also. Depending on the POSI you have there might be a lower gear available.
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