Thread: 427w rear gears
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Old 06-05-2011, 06:39 PM
mpanten mpanten is offline
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Join Date: Feb 2005
Location: Perrysburg, OH
Cobra Make, Engine: SPF #298 427 FI
Posts: 497
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Just switched to a 3.73 from a 3.27. Not sure what my fith is but 70mph is about 2300-2500. Im glad i switched but didnt notice as much difference as I thought i would. I would go at least 3.73.
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