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Thread: airport gears...explain rpm characteristics

  1. #1

    airport gears...explain rpm characteristics

    specifically on average - what is the drop in RPMs between shifts with airport gears? 900? the average drop in RPMs for "normal" gears? 1500?
    _B
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  2. #2
    Here's a good site. Tom Conway's Carquip.

    http://www.carquip.com/parts/gchart/charts/index.asp

    There is also an Excel spreadsheet that can be downloaded to play with ratios, tire sizes and R&P's.

    Tom
    Early S Registry #235
    rgruppe #111

  3. #3
    Senior Member
    Join Date
    Jun 2003
    Posts
    1,073
    thanks tom,very helpful web site

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