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Thread: r1 gears

  1. #1

    r1 gears

    looking for suggestions for 8 bolt gears on a 1/4 mile (marshaltown IA) using an 06 r1. ratios are 1.512 primary ,2.647 secondary, 2.533,2.063,1.762,1.522,1.264,1.269.

  2. #2
    DCR Supporter
    Join Date
    Nov 2010
    Location
    San Diego,Ca.
    Posts
    99

    Re: r1 gears

    I ran a 3.90 in 2nd on 1/4 mile dirt tracks my R1 motors 04-08.

  3. #3

    Re: r1 gears

    Awesome, I actually have one of those . thanks

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