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Thread: 88 s10 406sbc with 871, need help with tire size

  1. #1

    88 s10 406sbc with 871, need help with tire size

    hello everyone, have a tubbed ladder bar s10 standard cab short bed. drive train is 406 sbc with 871, turbo 350, with a narrowed 9 inch, either a 456 or 514 gear. trying to figure out with tire to run, 32x14, or 29x13. will the big tire hurt my 60 foot? small tire hurt traction and top end? alot of people run big tires, and alot run small tire any help would be great.

  2. #2
    Senior Member RACING JUNKIE
    Join Date
    Jan 2012
    Posts
    628
    Actually, RPM, trans low gear, rear end ratio and tire size is a "package", starting with your projected RPM at 1320' . . . Lotsa math there . .

  3. #3
    where can i find a start to this math? thank you everyone for looking and any info .

  4. #4
    where can i find a start to this math? thank you everyone for looking and any info .

  5. #5
    Senior Member RACING JUNKIE
    Join Date
    Jan 2012
    Posts
    628
    Tattoo this on your forehead . . .

    http://www.wallaceracing.com/Calculators.htm

    One of the best sites on the 'net if you're a gear head . . .

    Makes you smarter!


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