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454 + TH400 + 4.11 POSI = no freeway
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06-21-2017, 12:09 PM
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toolboxchev
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Join Date: Jul 2015
Location: 2nd left past the stump on a dirt road.
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Re: 454 + TH400 + 4.11 POSI = no freeway
Put a 3.73 or 3.54 ring and pinion set in there. I would go with the 3.54 you have plenty of power to push those gears. Rather not to expensive either.
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