gear change

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  • 95rayburn
    Senior Member
    • Sep 2012
    • 162

    #1

    gear change

    Right now im running a 656 gear and I'm turning 6300 rpm at end of straight. If I put a 668/670 gear in it how many more rpm's would it give me at end of straight. Track is 1/4 mile im running at
  • perfconn
    Senior Member
    • May 2007
    • 3636

    #2
    6400 or roughly 100 rpm for each 10 points you add

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