Changing gear ratio on 89 5.0 GT
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Smoked
Joined: Jan 2006
Posts: 50
From: New York
Changing gear ratio on 89 5.0 GT
If i upgrade the stock gears to 3:73, i know i will have to buy a speedo kit, but there are all different kinds. is it correct if i get a 21 tooth? or do i need something more than just that?
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