My 3.55 revs at 3200 rpm on the hiway at 60miles an hour what is best gear ratio to change to 3.23 or 2.93 Iam thinking of swapping my 3.55 on an 8-3/4 rear end on a 69 dart, please give your advice if ever done or driven one with 3.23/2.93 rear ratio, thank you so much!
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Swap a 3.55 on a rear end 8-3/4 to 2.93 need advice please