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rim screw leaking air #621225
02/22/10 08:39 PM
02/22/10 08:39 PM
Joined: Jan 2007
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Midland,Tx
wyldebill Offline OP
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Midland,Tx
anybody ever have the rim screw holes leak air? pulled the tube out of the drag radials on my car. went to air them up and they leak at the holes? i bought the car this way. if i put screws in do you think it will stop leaking air? i guess now i know why he had tubes in the tires.

Re: rim screw leaking air [Re: wyldebill] #621226
02/22/10 09:09 PM
02/22/10 09:09 PM
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St. Paul , Mn.
tubtar Offline
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To my way of thinking , the bead should still hold air irregardless of holes for rim screws.
Do the tires require tubes ?
I know some drag radials do.
If not , I might try a dab of rubber cement on each screw and see if it holds.

Re: rim screw leaking air [Re: tubtar] #621227
02/22/10 09:25 PM
02/22/10 09:25 PM
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Midland,Tx
wyldebill Offline OP
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no they show tobe tubeless. i agree in your thought prosess. it should seal. didnt really want to run screws, but would rather not have a flat tire. do they make a radial race tube?

Re: rim screw leaking air [Re: wyldebill] #621228
02/22/10 09:27 PM
02/22/10 09:27 PM
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Left Coast
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BobR Offline
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Rim screws are not meant to be screwed all the way through the bead. Dismount and look to see if that has been done.

Re: rim screw leaking air [Re: wyldebill] #621229
02/22/10 09:39 PM
02/22/10 09:39 PM
Joined: Nov 2009
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St. Paul , Mn.
tubtar Offline
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Quote:

do they make a radial race tube?




I see Hoosier and M&H offering radials that require tubes , but I don't know if they are different than a bias ply tube.

Re: rim screw leaking air [Re: tubtar] #621230
02/22/10 09:56 PM
02/22/10 09:56 PM
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Midland,Tx
wyldebill Offline OP
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the radials on the car have not had screws in them only the wheel, but it looks like the hole location will not let the bead seal.

Post deleted by Defbob [Re: wyldebill] #621231
02/22/10 10:13 PM
02/22/10 10:13 PM

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Re: rim screw leaking air #621232
02/23/10 01:35 AM
02/23/10 01:35 AM
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pacific northwest
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Stroker Scamp Offline
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is the back side of the bead smooth, no burrs etc, ive had a screw leak on on of my slicks tried a new screw. tried putting the screw in with higher pressure but it just wanted to leak , so i took it out fwiw,


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Re: rim screw leaking air [Re: wyldebill] #621233
02/23/10 09:58 AM
02/23/10 09:58 AM
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Left Coast
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BobR Offline
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Quote:

the radials on the car have not had screws in them only the wheel, but it looks like the hole location will not let the bead seal.




Weld up the holes and polish them out. Do you know anyone with an aluminum mig spool gun?

Re: rim screw leaking air [Re: BobR] #621234
02/23/10 12:09 PM
02/23/10 12:09 PM
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Salt Lake City
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camastomcat Offline
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Silicone in the holes usually takes care of it.

Re: rim screw leaking air [Re: camastomcat] #621235
02/23/10 03:43 PM
02/23/10 03:43 PM
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West Coast, CA
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Troy Offline
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I have seen many time where the screw pushes the tire bead away from the rim. I cut down the screw by 1/8" - 3/16". This left plenty of threads to dig into the bead but it did not push the bead away from the rim.


....there is nothing like driving my 1968 Hemi Dart around town and having people looking at you like you're nuts!!
Re: rim screw leaking air [Re: Troy] #621236
02/23/10 04:00 PM
02/23/10 04:00 PM
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Rock Springs
Bob_Coomer Offline
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Yep what Troy said. I also picked up some screws at the local hardware that had a gasket under the head. I put a small dab of permitex and never had no problems...
But Not running tubes, vs running tubes If I have them I will run them..I dont mind adding air every week or two when the get a tad low.
But this is on 100% race cars..I could see it aggravating on drivers adding air what seems every time you turn around...This would be when I would use tubes though.


[color:"red"]65 Hemi Belvedere coming soon [/color]
[color:"#00FF00"]557" Indy engine 1.07 60ft 144mph in the 8th 2100 lbs package [/color]






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