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Old 04-01-2014, 09:46 PM   #32
Barn Junk
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Join Date: May 2010
Location: WA state
Posts: 771
Default Re: 55 Thunderbird Gears in 39 Trans

I think the goal with this thread is to try and get the most (strength, performance and effective gearing) out of the old 39 3-speed to maintain the early Ford closed drive rear end.
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