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top speed

Discussion in 'Early CJ5 and CJ6 Tech' started by matt koch, Nov 12, 2004.

  1. Nov 12, 2004
    matt koch

    matt koch Member

    fort collins co.
    Joined:
    Oct 24, 2004
    Messages:
    84
    I 'm not to good at math . and i would find out the top speed for my jeep
    it has a v6 3 speed 4:88 gears 31" tires . dana 18 . or can anyone show me how to do the math . thanks
     
  2. Nov 12, 2004
    181jeep

    181jeep Banned

    central valley, ca
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    Feb 3, 2004
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    376
    How tight can you wrap it???

    JB
     
  3. Nov 12, 2004
    gte636p

    gte636p Member

    smyrna, Ga
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    Sep 23, 2002
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    492
  4. Nov 13, 2004
    JohnyJeep

    JohnyJeep BLOWING A XING NEAR U@2AM

    Beautiful Cody WY
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    Sep 22, 2002
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    I have 5:38's with the o.d. and 34" tires. At 70 I tach about 2800. Without the o.d. it's closer to 3300-3500 RPM. Not sure though as I have not run the hwy. without the overdrive engaged.
     
  5. Nov 13, 2004
    cide1

    cide1 New Member

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    Jun 11, 2004
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    39
    One thing to remember on these calculatoions is that 33" tires are normally about 32". Use the real size of a 33" or 31" or whatever tire, thus giving the true spped, instead of a slightly hire MPH than true.

    Doug
     
  6. Nov 14, 2004
    JohnyJeep

    JohnyJeep BLOWING A XING NEAR U@2AM

    Beautiful Cody WY
    Joined:
    Sep 22, 2002
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    513
    I agree Doug. My calculations are based on actually driving it, and looking at the tach and speedo. I figure my 34's are really about 33" tall.
     
  7. Nov 14, 2004
    timgr

    timgr We stand on the shoulders of giants. 2022 Sponsor

    Medford Mass USA
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    Aug 10, 2003
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    I get 57 at 3000 and 75mph at 4000 RPM, 4.88, 31" tires using Novak's calculator.
     
  8. Nov 14, 2004
    James P. Enderwies

    James P. Enderwies Sponsor

    Lake Havasu City, AZ
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  9. Nov 14, 2004
    Southtowns27

    Southtowns27 Custom Title

    The Backhills of...
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  10. Nov 14, 2004
    matt koch

    matt koch Member

    fort collins co.
    Joined:
    Oct 24, 2004
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    thaks for all your help
     
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