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Old 08-06-2007, 10:01 PM   #1
Shane
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rear lugs when running rear discs ....

what are you guys running for rear lug BOLTS after you install rear disc brakes?

i am finding that the additional approx 1/4" thickness of the rotor takes up valuable thread and that even with a steel rally wheel, the lug nuts will only spin on about 2-3 threads ... not even allowing the end of the lug bolt to sit flush with the face of the lug nut.

i have searched and searched for longer lugs (locally and on the 'Net) and can find STOCK thread and shoulder dia lug bolts... I can find LONGER lugs, but not with the same size shoulder that passes thru the axle flange. I would like to have something at least 3/4" longer, but can't find them in stock size threads or shoulders. Advice?

I have even had the thought of removing the axles, drilling and tapping the axle flange and then using Grade 5 bolts with Loc Tite as lugs ...

any advice on where to find "stock" style lugs but longer?

pros and cons on using Grade 5 bolts?

What are all the guys running rear discs using?

Last edited by Shane; 08-06-2007 at 10:03 PM.
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Old 08-06-2007, 10:49 PM   #2
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Re: rear lugs when running rear discs ....

You're looking for studs, not lug nuts, right? Have you tried ARP? That's the first place I would try.
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Old 08-06-2007, 11:42 PM   #3
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Re: rear lugs when running rear discs ....

yes sir, studs ... lol. been a long long day

Last edited by Shane; 08-06-2007 at 11:42 PM.
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Old 08-07-2007, 12:28 AM   #4
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Re: rear lugs when running rear discs ....

Quote:
Originally Posted by Shane View Post
yes sir, studs ... lol. been a long long day
I don't have rear discs (yet), but I did have to swap the studs on my original axles years ago & was having the same problem. I wound up using long studs from Moroso & then cut them down to the length I needed.

Not as visually appealing, but it got the job done.
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Old 08-07-2007, 08:54 AM   #5
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Re: rear lugs when running rear discs ....

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pros and cons on using Grade 5 bolts?
I don't think I'd bolt my wheels on with them, especially when grade8 is readily available in the same sizes for not much more money. Even then, I think I would prfer a stud. Like these guys said- Moroso or ARP.
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Old 08-07-2007, 10:58 AM   #6
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Re: rear lugs when running rear discs ....

Do not use grade 5 bolts,wheel studs are hardened. I got my studs from Moser when I bought new axles. you should be able to get studs from Napa.
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Old 08-07-2007, 09:46 PM   #7
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Re: rear lugs when running rear discs ....

Quote:
Originally Posted by SCOTI View Post
I don't have rear discs (yet), but I did have to swap the studs on my original axles years ago & was having the same problem. I wound up using long studs from Moroso & then cut them down to the length I needed.

Not as visually appealing, but it got the job done.
Where did you find the Moroso studs with the correct shoulder diameter? Snow ball's chance in hell here, but you wouldn't still have something that might have a part number on it, would ya?

I have a set of the Moroso studs in the blister pack, but the shoulder diameter is gonna require that I drill the axle flange ... and that's what I am trying to get away from. If I go thru all that trouble I am just gonna drill and tap for a bolt.
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Old 08-07-2007, 09:46 PM   #8
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Re: rear lugs when running rear discs ....

Quote:
Originally Posted by rodnok1 View Post
Do not use grade 5 bolts,wheel studs are hardened. I got my studs from Moser when I bought new axles. you should be able to get studs from Napa.
Napa can't get stock studs in longer length, at least my local Napa can't ... been there, done that.

Last edited by Shane; 08-07-2007 at 09:47 PM.
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Old 08-07-2007, 10:20 PM   #9
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Re: rear lugs when running rear discs ....

Quote:
Originally Posted by Shane View Post
Where did you find the Moroso studs with the correct shoulder diameter? Snow ball's chance in hell here, but you wouldn't still have something that might have a part number on it, would ya?

I have a set of the Moroso studs in the blister pack, but the shoulder diameter is gonna require that I drill the axle flange ... and that's what I am trying to get away from. If I go thru all that trouble I am just gonna drill and tap for a bolt.
This was a while back so no go on the P/N's. They did come in a blister pack but I don't recall having to drill the holes out for installation.
Wish I could have been some help.....
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Building a small, high rpm engine with the perfect bore, stroke and rod ratio is very impressive.
It's like a highly skilled Morrocan sword fighter with a Damascus Steel Scimitar.....

Cubic inches is like Indiana Jones with a cheap pistol.
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Old 08-07-2007, 10:30 PM   #10
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Re: rear lugs when running rear discs ....

Go to the Moroso web site and look under brake wheel equipment and choose the stud that will work might have to cut off to size.
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