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

Simple ball joint separator

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Old Jan 2, 2011 | 06:45 PM
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Default Simple ball joint separator

I had to separate my lower A arm from the spindle last week in order to remove the front spring. Instead of using a pickle fork to separate the ball joint which I don't like doing because it can tear the grease seal, I used a 5 1/2" long 7/16 bolt with a coupler. Total cost at OSH was under $4.00. The bolt is placed between the upper ball joint stud and the lower ball joint nut which has been loosened. Simply unscew to coupler and the assembly will expand pushing the lower ball joint stud away from the spindle. The picture was taken after the fact, hence the cottor pin. Hope this helps someone. Willie



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Old Jan 2, 2011 | 06:58 PM
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Thats a good idea, thanks for sharing it.
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Old Jan 2, 2011 | 07:29 PM
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Very good idea.
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Old Jan 2, 2011 | 07:52 PM
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Willie,

Great idea!!!

I will put that in my files for future use.
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Old Jan 2, 2011 | 08:21 PM
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If I didn't have an assortment of 3 jaw pullers that would be a cool idea.
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Old Jan 2, 2011 | 08:33 PM
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Good trick
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Old Jan 3, 2011 | 10:11 AM
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Or you could use a torch to heat the steering knuckle where the ball joint stud goes through, and then hit the stud a good rap with a hammer and brass drift. Mine popped right out, and didn't require a lot of heat.
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Old Jan 3, 2011 | 10:55 AM
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You are making these cars a little too easy for just anyone to work on with this tip/trick - stop it already!
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Old Jan 3, 2011 | 02:44 PM
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Originally Posted by engle1147
You are making these cars a little too easy for just anyone to work on with this tip/trick - stop it already!
Not really, I left out the part about making sure there was a jack under the control arm so that after the ball joint separates, the assembly won't come crashing down and break your leg. Actually, I did mention just to loosen the nut.
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Old Jan 3, 2011 | 02:59 PM
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Thanks for the tip!
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Old Jan 3, 2011 | 04:15 PM
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WOW perfect timing...

I suppose it would pop the tops as well....
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Old Jan 3, 2011 | 06:04 PM
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I've used this method on another car, and it does work well. If the BJ doesn't pop right away, just whack the side of the control arm beside the stud (with a brass hammer) while the bolt is under tension.

This tool also works well to pry open your wallet if you get work done at a dealership.
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Old Jan 3, 2011 | 08:11 PM
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Just added a link to this thread to my "useful tricks" bookmark file.

Thanks for the tip!
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Old Jan 3, 2011 | 08:50 PM
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Old Jan 3, 2011 | 09:30 PM
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Originally Posted by 383vett
I had to separate my lower A arm from the spindle last week in order to remove the front spring. Instead of using a pickle fork to separate the ball joint which I don't like doing because it can tear the grease seal, I used a 5 1/2" long 7/16 bolt with a coupler. Total cost at OSH was under $4.00. The bolt is placed between the upper ball joint stud and the lower ball joint nut which has been loosened. Simply unscew to coupler and the assembly will expand pushing the lower ball joint stud away from the spindle. The picture was taken after the fact, hence the cottor pin. Hope this helps someone. Willie



Great Idea !

Chrome it, market it for $ 49.95.

Free Enterprise rules !
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Old Jan 3, 2011 | 11:10 PM
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Originally Posted by larry93lt1
Great Idea !

Chrome it, market it for $ 49.95.

Free Enterprise rules !
I just filed for a patent number for this idea. Anyone who uses it can be sued for a patent violation. To avoid the subsequent penalty, just send me $5.00 per ball joint removal. We'll just use the honor system. Actually, glad to be able to help my forum buddies. Willie
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Old Jan 3, 2011 | 11:22 PM
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There is much elegance when simplicity meets ingenuity. Well done, Willie, and thanks for sharing.

Live well,

SJW
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