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rear end gears
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  1. Transmission and DriveLine Questions
    Trying to determine what rear end is in my 56 Bel Air. Originally it was a 3 on the tree 6 cyl, subsequent owner changed to 350 crate engine with 700R4 transmission. Don't know if the rear end was changed. See attached photo. These are the only markings on the rear end. Can't find anything...
  2. Transmission and DriveLine Questions
    so im in need of help i bought a zz4 355 hp with th700 trans and was thinking 370 would be a fun but not crazy gear ratio .am i wrong?i hv 17 in wheels on an art morrison frame. thanks
  3. Transmission and DriveLine Questions
    I just purchased a 55 bel air, it has a 350 with a M-21 4 speed. The ford 9" rear end is geared far too tall with a 3.08:1 I am looking for a good street and half decent highway gear, was thinking 3.70:1 would be a good compromise? any suggestions?
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