correct unilug mounting

Discussion in 'Technical' started by xpsnake, Mar 6, 2006.

  1. xpsnake

    xpsnake Bruce

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    I picked up a set of aluminum slots recently, and they are the unilug style. I had two sets of lug washers, one with no taper, that will fit a regular magnum wheel lugnet (the kind with no taper and a long shank) and a set with a slightly smalller diameter and some taper for a lugnut with a taper and short shank. Which of these is the correct type for mounting, or does it matter? Right now I have the untapered on the back and the tapered on the front.
     
  2. igo1090

    igo1090 Member

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    taper is correct according to manufacturer.
     
  3. grbmaverickmo

    grbmaverickmo That Maverick Guy

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    This might only be me but every 3000miles or so I recheck that there tight .Had a set that would come lose.
     
  4. xpsnake

    xpsnake Bruce

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    Taper on the nuts or taper on the washers, or both?
     
  5. igo1090

    igo1090 Member

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    both. i've used normal lug nuts, also. check torque often as said before.
     
    Last edited: Mar 6, 2006
  6. bmcdaniel

    bmcdaniel Senile Member Supporting Member

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    I'm confused. I have Cragar unilug wheels. The washers are flat and the lug nuts have a straight shank that reaches almost all the way through the wheel. The shank fits snuggly in the wheel opening. Are factory setups different? As far as coming loose, a 1/2-20 lug nut should be torqued to 75 lb ft, especially when running aluminum wheels.
     
  7. Mavaholic

    Mavaholic Growing older but not up!

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    I got to agree with Barry. I worked for Goodyear many years ago and every set of unilug wheels we installed had straight shanks. Thats what keeps the wheel centered.
     
  8. Russ

    Russ Found On Russ's Drive

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    my Cragar SS wheels have washers that have a concave side that goes against the wheel. The washer is also offset to "catch" the little tabs on the wheels. Straight shank lug nuts.
     
  9. xpsnake

    xpsnake Bruce

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    Are they 3/4 shank or short shank though? I have a brand new set of 3/4 shanks sitting here.
     
  10. Mavaholic

    Mavaholic Growing older but not up!

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    They should be just slightly shorter than the wheel hub where they go through.
     
  11. scooper77515

    scooper77515 No current projects.

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    I would buy the "Cragar-style" lugs with washers. Install 3 of them hand tight, and it will center the wheel. Then put the others in and run them up all up.

    The long shank that goes "almost to the hub" will center the rim up to the lugs, and not damage the rims. Mine were originally installed with regular lugnuts, and the rims are dented and damaged from them. I now have to be really careful that the Cragar nuts don't bind and gald.

    I keep taking mine to a used tire place, and they keep running one up at a time, leading to stripped lugs and nuts. Last time I bought used tires (testing out larger tire sizes for the front), I ended up having to replace 3 lugs, so I just put 10 new ones on the front wheels.
     
  12. xpsnake

    xpsnake Bruce

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    Ok, just to be clear. I've attached pictures of the "short" and "long or 3/4" style nuts. Which would you use?

    PS. nevermind their markings, I'll be using the correct 1/2"|20
     
    Last edited: Jul 20, 2010
  13. Mavaholic

    Mavaholic Growing older but not up!

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    The left picture is the correct one, however, it must be shorter than the material it goes through or you will not tighten the wheel.
     
  14. T.L.

    T.L. Banned

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    I would recommend not using uni-lug wheels at all, but that's just me...
     
  15. scooper77515

    scooper77515 No current projects.

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    Yeah...listen to TL... he doesn't beleive in sidepipes, either...of course, after arguing with him for 3 years, I got rid of the sidepipes, so... :huh:

    Actually, I have had good luck with Cragar 15X8s and 15X7s, without any need to re-torque. Mine are quite "worn" and I use the crap out of them. No problems. Except when someone who doesn't know what they are doing tries to swap tires on them. And strips them out. But, if I do them myself, no problems, strip or street.

    Just pay attention to what you are using, and torque them correctly, with the correct lugnuts. All will be fine.
     

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