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454 + TH400 + 4.11 POSI = no freeway
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06-21-2017, 12:26 PM
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truckster
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Join Date: Jan 2001
Location: Orem, Utah
Posts: 7,830
Re: 454 + TH400 + 4.11 POSI = no freeway
Rear gears. With a 454 you don't need a 4.11 unless you're drag racing. My Z28 has 2.72 gears in it and can still light up the tires. I'd look at maybe a 3.23 ratio.
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