C4 Tech/Performance L98 Corvette and LT1 Corvette Technical Info, Internal Engine, External Engine

How grease poly bushings?

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Old Nov 13, 2011 | 03:00 PM
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Default How grease poly bushings?

Have squeaky aftermarket poly control arm bushings, and have seen on the forum that some guys say that they lube them every once in a while to elminate the squeaks. How?
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Old Nov 13, 2011 | 03:14 PM
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Well Clark, they only possible way. You have to remove the suspension part and with your
index finger apply synthetic or Marine grease.

My Vettes only squeak on bumps, 80% of the squeaks on the 96 went away the second
I installed the SPC upper control arms. They are bushing-less.
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Old Nov 13, 2011 | 05:23 PM
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I use silicone spray once the squeaking starts.

A few of the major poly joints are home-modified with a zerk.

Otherwise turn up the tunes or eliminate the muffs

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Old Nov 13, 2011 | 09:41 PM
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For those who may be wondering "what marine grease", Evinrude
Triple Guard seems to be the best regarded in the boat world. It's hard
to wash off, even with HOT HOT soapy water so a little rain is a yawn.
See your Evinrude dealer. It comes in a squeeze tube (probably what your
need for a corvette suspension), and small and large grease gun tubes
I get the small grease gun tubes because I also need to lube some
stuff that's behind Zerk fittings on my boat.
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Old Nov 15, 2011 | 11:00 AM
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I installed Zerk fittings on all my pivot points when I did my poly install this past spring. I also put a shallow groove in the bushing itself to spread the grease. I'm using a silicone grease, so far (old HMMWV run-flat grease ).
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