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Welding around control arm mounting hole with arm attached?

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Old Dec 18, 2011 | 09:37 PM
  #1  
oldzy's Avatar
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From: Hamilton, ON
Welding around control arm mounting hole with arm attached?

Just wondering if anyone has put welds on a control arm (the hole on the frame) with the arm attached and bushings installed?

I still have to tack weld a washer on the outside of the rearmost drivers side lower front control arm hole b/c it is wallowed out a bit... but the control arm is on (with poly bushings). Just curious if the heat will destroy the poly bushing. I just don't like playing with compressing coil springs is all, but will do so if need be. tx

Last edited by oldzy; Dec 18, 2011 at 11:31 PM.
Old Dec 18, 2011 | 09:43 PM
  #2  
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From: Shorewood, Il.
Poly bushings will melt, just like rubber!
Best way is to do it right - pull it off. Better anyway, as nothings 'loaded'!
Granted, PIA, but I'd be looking for another one - not a dependable repair.
Old Dec 18, 2011 | 09:45 PM
  #3  
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thx.

It is the frame hole that is wallowed out, not the control arm. I was not clear.







Last edited by oldzy; Dec 18, 2011 at 09:47 PM.
Old Dec 19, 2011 | 03:25 AM
  #4  
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You can take a chance if you want - with the bolt out you might get away with not melting it, but I wouldn't count on it.
No doubt the best way is to take it apart.

- Eric
Old Dec 19, 2011 | 06:42 AM
  #5  
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You can use a floor jack under the spring pocket and lower the A arm just enough. It would be best if you can loosen the other bolt but leave it in, because if both legs of the A arm come out, you will have more work getting them aligned again into their brackets.
Old Dec 19, 2011 | 06:43 AM
  #6  
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You can also use a piece of 3/16" or 1/4" thick steel that is bigger so you aren't welding right on top of the bushing.
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