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Rear camber adjustment.

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Old Aug 22, 2003 | 10:51 AM
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Default Rear camber adjustment.

I need to adjust the camber on my '69. When I bought it, it was obvious from the tire wear that it was a problem. (inside edges were worn almost bald). I got new tires, and I just lowered the car, so now it's easy to spot the inward cant of the rear tires. I have the stock strut rods, so is it just a matter of adjusting the cams under the differential? If so, do I need a jack under the car to support it enough to loosen the cams, or what? Anybody that's done it before, I welcome your advice.
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Old Aug 22, 2003 | 11:04 AM
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Default Re: Rear camber adjustment. (Jeff 6T9)

You need JACK STANDS. I don't know how accurate you can get it by eyeball but raise rear and place on jack stands. Loosen cam nut and rotate cam and bolt assembly one mark on each camber bolt. I would then lower car and drive it around the block to settle rear. Then repeat until your happy. It would be a good idea to check your strut rod bushings while you are under there.
Good luck
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Old Aug 22, 2003 | 12:08 PM
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Default Re: Rear camber adjustment. (vettemack)

I always use jack stands. I should have indicated that, but thanks for the pointing it out. Safety first! :thumbs:

Do I just support the frame, or do I need to put them somewhere under the rear end also?

Thanks for the help.
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Old Aug 22, 2003 | 12:25 PM
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Default Re: Rear camber adjustment. (Jeff 6T9)

Chances are that those cam bolts are rusted solid. You may need to cut them off and replace them,
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Old Aug 22, 2003 | 12:31 PM
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Default Re: Rear camber adjustment. (Jeff 6T9)

I would just support the frame. Your not going to get a precise adjustment anyway. You really should take it and get a four wheel alignment done. Tires will last longer.
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Old Aug 22, 2003 | 02:15 PM
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Default Re: Rear camber adjustment. (Jeff 6T9)

Jeff, you should be able to adjust the camber bolts fairly easily as the others have described. Do check the strut rod bushings and the differential side yokes for wear. If either (or both) of these areas have worn to the point that you cannot get the rear camber to an acceptable setting, you'll need to R&R the worn part(s).

Been there, done that, got the "while I'm in there" t-shirt :D

Shannon
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Old Aug 22, 2003 | 05:18 PM
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Default Re: Rear camber adjustment. (sb69coupe)

thanks everyone. Everything looks to be in good shape back there, as quite a bit of suspension work was done to the car shortly before I bought it, and it's been garaged ever since. I am anxious to see if I can make enough of an adjustment, or if it's time to fork out the cash for the Smart Struts.
:D
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Old Aug 22, 2003 | 05:27 PM
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Default Re: Rear camber adjustment. (Jeff 6T9)

Jeff, good luck with the camber adjustment. Just a quick note to follow up. If you cannot get it aligned to the correct camber using the stock setup, something is wrong, either bearings, bushings, or yokes. Don't switch to the Smart Struts just to mask the real cause of the camber issue.

Shannon
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Old Aug 22, 2003 | 05:31 PM
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Default Re: Rear camber adjustment. (sb69coupe)

good point shannon. I'll check it all out in the morning.
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Old Aug 22, 2003 | 06:04 PM
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Default Re: Rear camber adjustment. (vettemack)

You need JACK STANDS. I don't know how accurate you can get it by eyeball but raise rear and place on jack stands. Loosen cam nut and rotate cam and bolt assembly one mark on each camber bolt. I would then lower car and drive it around the block to settle rear. Then repeat until your happy. It would be a good idea to check your strut rod bushings while you are under there.
Good luck
In which direction should the camber bolts be turned? Clockwise or counterclockwise, to bring in the bottoms of the tires??? :confused:
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Old Aug 22, 2003 | 08:26 PM
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Default Re: Rear camber adjustment. (Jeff 6T9)

... and I just lowered the car, so now it's easy to spot the inward cant of the rear tires.
Lowering the body by adjusting the spring end bolts will increase the negative camber, possibly to the extent of making it impossible to adjust completely with the stock camber bolts. You definately need to check endplay on your side yokes as that can also contribute to the problem.
I'd adjust the camber bolts to maximum retraction and then settle the rear, if you're still not there, its time to raise the body or buy some shorter strut rods.
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Old Aug 25, 2003 | 11:06 AM
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Default Re: Rear camber adjustment. (FeedVaal)

Well, I crawled under there Saturday. The bushings are shot. The end yokes seem okay, though.

One more thing to add to the list.
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Old Aug 25, 2003 | 11:19 AM
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Default Re: Rear camber adjustment. (Jeff 6T9)

Since you have confirmed your strut rod bushings are shot, be aware, there are two different sizes of strut rod ends. Your 69 came with the small ones but most new ones or replacement ones are the larger type. If you are going to just replace the bushings (APITA), check the condition of your strut rod also as mine were very thin and I actually broke one trying to get it airbore one day, "ah, the good ole days".
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