Author Topic: advice on replacing lower control arm bushings?  (Read 4433 times)

Offline brads70

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advice on replacing lower control arm bushings?
« on: October 12, 2010 - 02:07:02 PM »
Hi all! :wave:
I got some new poly bushings from a member and wanted any advice on replacing them? Any pitfalls to look out for? :dunno:  I've never done this job yet? :newbie: :smilielol:
Brad
1970 Challenger 451stroker/4L60 auto OD
Barrie,Ontario,Canada
Proud to own one of the best cars ever made!!!!!

My restoration thread 
http://www.cuda-challenger.com/cc/index.php?topic=59072.0
 My handling upgrade post
http://www.cuda-challenger.com/cc/index.php?topic=73985.0




Offline Chryco Psycho

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Re: advice on replacing lower control arm bushings?
« Reply #1 on: October 12, 2010 - 02:27:03 PM »
I heat the pin & pry it out with a tie rod fork then just pry the rubber bushing out , pack it with the special grease that comes with the poly bushings so they do not sqeak , it will just slide back together

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Offline brads70

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Re: advice on replacing lower control arm bushings?
« Reply #2 on: October 12, 2010 - 04:12:32 PM »
I heat the pin & pry it out with a tie rod fork then just pry the rubber bushing out , pack it with the special grease that comes with the poly bushings so they do not squeak , it will just slide back together

Hmmm "special grease" ? I don't have any of that? What is that? Do I need a press to assemble it?
Another question......I noticed firm feel sells a lower pin with a grease nipple on it? What about drilling the stock one for a grease nipple? Is the pin hard? heat treated?
Brad
1970 Challenger 451stroker/4L60 auto OD
Barrie,Ontario,Canada
Proud to own one of the best cars ever made!!!!!

My restoration thread 
http://www.cuda-challenger.com/cc/index.php?topic=59072.0
 My handling upgrade post
http://www.cuda-challenger.com/cc/index.php?topic=73985.0

Offline ChallengerHK

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Re: advice on replacing lower control arm bushings?
« Reply #3 on: October 12, 2010 - 04:25:00 PM »
The special grease is lube for poly bushings. I think I got mine from JEGs.


"She'll make point five past light speed. She may not look like much, but she's got it where it counts, and I've made a lot of special modifications myself."

- Han Solo, Star Wars

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Offline Bullitt-

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Re: advice on replacing lower control arm bushings?
« Reply #4 on: October 12, 2010 - 06:20:07 PM »
I was having a tough time getting the old bushing out of the sleeve, I forced some penetrating lubricant in between then was able to press out easily. 
Wade  73 Rallye 340..'77 Millennium Falcon...13 R/T Classic   Huntsville, AL
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Offline brads70

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Re: advice on replacing lower control arm bushings?
« Reply #5 on: October 12, 2010 - 06:42:57 PM »
Thanks for all the replies!  I'm planning on doing this sometime this winter. To busy driving it while the weather is still nice! :grinyes:
Still wonder about drilling it for a grease fitting?
Brad
1970 Challenger 451stroker/4L60 auto OD
Barrie,Ontario,Canada
Proud to own one of the best cars ever made!!!!!

My restoration thread 
http://www.cuda-challenger.com/cc/index.php?topic=59072.0
 My handling upgrade post
http://www.cuda-challenger.com/cc/index.php?topic=73985.0

Offline BB73Challenger

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Re: advice on replacing lower control arm bushings?
« Reply #6 on: October 12, 2010 - 08:39:27 PM »
Thanks for all the replies!  I'm planning on doing this sometime this winter. To busy driving it while the weather is still nice! :grinyes:
Still wonder about drilling it for a grease fitting?

Did the complete front end on the Chally before Carlisle '09 - you should have no problems.
If original, you will be surprised on just how wore out they are - my car was night and day afterwards.

Couldn't say if that pin is hardened... adding a grease point if possible would be a great idea.
Jeff from Cleveland, Ohio

Offline brads70

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Re: advice on replacing lower control arm bushings?
« Reply #7 on: October 12, 2010 - 09:46:38 PM »
Hi Jeff! :wave:
Ya I have no idea if they are original or not, just figured with all the new Hotchkis stuff I'll be adding soon might as well just replace them. It's a safe bet they are original though, the flex lines /brake lines were all original so I'm guessing the bushings are too! Member  dougs bs23 set me up with new bushings   ( Thanks Doug!! :wave: :2thumbs: ) so I might as well put them in!
Brad
1970 Challenger 451stroker/4L60 auto OD
Barrie,Ontario,Canada
Proud to own one of the best cars ever made!!!!!

My restoration thread 
http://www.cuda-challenger.com/cc/index.php?topic=59072.0
 My handling upgrade post
http://www.cuda-challenger.com/cc/index.php?topic=73985.0

Offline Chryco Psycho

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Re: advice on replacing lower control arm bushings?
« Reply #8 on: October 13, 2010 - 02:42:09 AM »
I have never tried to drill for a grease nipple , I am sure you can handle it though !
 Energy suspension sells a grease for the poly parts , it is about the consistancy of honey .
you Don`t need a press to assemble it , pulling the pin out is the hard part

Challenger - You`ll wish You Hadn`t

Offline brads70

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Re: advice on replacing lower control arm bushings?
« Reply #9 on: October 13, 2010 - 07:14:54 AM »
Thanks Neil! :2thumbs:
Brad
1970 Challenger 451stroker/4L60 auto OD
Barrie,Ontario,Canada
Proud to own one of the best cars ever made!!!!!

My restoration thread 
http://www.cuda-challenger.com/cc/index.php?topic=59072.0
 My handling upgrade post
http://www.cuda-challenger.com/cc/index.php?topic=73985.0

Offline Strawdawg

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Re: advice on replacing lower control arm bushings?
« Reply #10 on: October 13, 2010 - 09:33:10 AM »
Question, when using the poly bushings...

The stock rubber bushings have an outer sleeve and an inner sleeve that the pin goes thru.  With poly, one leaves the outer sleeve in place and inserts the poly bushing into it.

How about the inner sleeve, does it stay on the pin and go back inside the new poly?

Also, does one push the poly bushing into the arm and then press the pin, or pin and sleeve, back into the new bushing, or does one put the pin into the bushing and then press both into the arm as an assembly?

Offline Chryco Psycho

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Re: advice on replacing lower control arm bushings?
« Reply #11 on: October 13, 2010 - 12:26:59 PM »
leave the sleeves in place unless they are damaged , I push the bushing into the arm & slide the pin into the bushing after .
 You could have had them done by now Brad !!

Challenger - You`ll wish You Hadn`t

Offline brads70

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Re: advice on replacing lower control arm bushings?
« Reply #12 on: October 13, 2010 - 03:41:44 PM »
You could have had them done by now Brad !!

 :bigsmile:  been busy! Snow blower tune up season is starting! As the old saying goes..... gotta cut hay while the sun is shinning! :grinyes: :2thumbs:
Brad
1970 Challenger 451stroker/4L60 auto OD
Barrie,Ontario,Canada
Proud to own one of the best cars ever made!!!!!

My restoration thread 
http://www.cuda-challenger.com/cc/index.php?topic=59072.0
 My handling upgrade post
http://www.cuda-challenger.com/cc/index.php?topic=73985.0

Offline ChallengerHK

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Re: advice on replacing lower control arm bushings?
« Reply #13 on: October 13, 2010 - 04:13:19 PM »
Snowblower, you say?  :cooldancing:


"She'll make point five past light speed. She may not look like much, but she's got it where it counts, and I've made a lot of special modifications myself."

- Han Solo, Star Wars

Advice Thread - Taking Pictures Of Cars

Offline brads70

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Re: advice on replacing lower control arm bushings?
« Reply #14 on: October 13, 2010 - 05:48:57 PM »
Brad
1970 Challenger 451stroker/4L60 auto OD
Barrie,Ontario,Canada
Proud to own one of the best cars ever made!!!!!

My restoration thread 
http://www.cuda-challenger.com/cc/index.php?topic=59072.0
 My handling upgrade post
http://www.cuda-challenger.com/cc/index.php?topic=73985.0