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Poly Bushing Installation

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Old Nov 27, 2005 | 10:03 AM
  #1  
Maine Vette's Avatar
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From: East Waterboro Maine
Default Poly Bushing Installation

I was in the process of installing new poly bushings in my upper control arms last night when I ran into an issue. According to the directions the inner bushing sleeves should protrude about 0.01" past the outside edge of the bushing. The problem is when I position the inner bushing sleeves against the cross shaft shoulders the sleeves don't extend beyond the bushing. Am I missing something? Should I place a shim between the cross shaft shoulder and inner sleeve? The problem is exactly the same on both control arms so I don't think the problem is due to the arms being damaged. As allowe per the directions, I'm re-using the existing outer bushing sleeves - they appear to be in good condition.



Sleeve seated tightly agains cross shaft shoulder


If I position the cross shaft such that the sleeve is flush with the bushing on one one side...


I come up short on the other side...


Any ideas?
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Old Nov 27, 2005 | 03:32 PM
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From: roanoke va
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Take a belt sander to the outside of the bushings and get the clearance you are looking for. I clearanced all of mine about .005 to .010 going by a book I read. Some poeple and manufacturs say it is not needed but I clearance mine. The purpose of poly bushings is supposted to be to take away deflection in the ft. end and as in the article I read they should move easyily with no binding and as little clearance as possible. If they are clearanced properly it should take care of a lot of the squeaks and looseing bolts you hear so much about.
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Old Nov 27, 2005 | 07:02 PM
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The control arms look great. Are they powder coated or painted?

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Old Nov 27, 2005 | 11:17 PM
  #4  
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It's not a matter of the sleeves being too long, they're too short! I think I may just use a piece of the old bushing inner sleeves as a spacer.


The control arms are painted, two coats of POR-15 and a top coat of Chassis black. Thanks!
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Old Nov 28, 2005 | 07:38 AM
  #5  
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From: roanoke va
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When I said to take a belt sander to the outside of the bushing I ment to remove material from the end where the washer and bolt go. You will need to take the bushing out of the sleeves to do this.
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Old Nov 28, 2005 | 09:02 AM
  #6  
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Don't forget to use loctite on the bolts after the suspension settles. This is recommended for poly bushings.
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