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Camber, The Streetable LIMIT?

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Old Jul 10, 2006 | 04:55 PM
  #16  
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-2/-1. looks good so far.
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Old Jul 19, 2006 | 04:57 PM
  #17  
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Just a quick note - your straight-line stopping grip, and drag race launching grip will be reduced with that much camber.

EVOlutionary
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Old Jul 19, 2006 | 05:09 PM
  #18  
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Originally Posted by EVOlutionary
Just a quick note - your straight-line stopping grip, and drag race launching grip will be reduced with that much camber.

EVOlutionary
yep, it's funny, pulled my track wheels today, and looking at the mark from the contact patch (car had been sitting for a week + half), it's definatly oblong

I'm running -3.6, -1.5 per robiman, very little street driving for me.
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Old Jul 20, 2006 | 05:58 AM
  #19  
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Originally Posted by EVOlutionary
Just a quick note - your straight-line stopping grip, and drag race launching grip will be reduced with that much camber.

EVOlutionary
with how much camber? if you're talking about -2/-1 then i will have to disagree with you on that one. if you're up around -4/-2 then your striaght line stopping grip will be affected a little but your drag launching grip won't be affected nearly as bad as the stopping grip. mainly because when you launch, most of the grip required is from the rear and -2 won't hurt acceleration that much. if you're at -2/-1 stopping grip and launching grip will barely be affected.
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Old Jul 20, 2006 | 11:29 AM
  #20  
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Originally Posted by ovenmit331
with how much camber? if you're talking about -2/-1 then i will have to disagree with you on that one. if you're up around -4/-2 then your striaght line stopping grip will be affected a little but your drag launching grip won't be affected nearly as bad as the stopping grip. mainly because when you launch, most of the grip required is from the rear and -2 won't hurt acceleration that much. if you're at -2/-1 stopping grip and launching grip will barely be affected.
sitting on -3.6, the outside tread block never even made contact with the ground.
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Old Jul 20, 2006 | 11:37 AM
  #21  
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-2/-1.5 Toe .00* Front , 0.05*+ per side rear

3500 miles on 275's no wear.

At -3 the outside treadblocks are off the ground.

-3.6 I would bet part of the next treadblock in is unweighted as well.
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Old Jul 23, 2006 | 04:40 PM
  #22  
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alignment

More than one degree of negative camber will cause accelerated inside tire wear. I have been down this path too many times with my evo and the c5 vette before it. Those who don't see this and are running much more than one deg of neg camber just don't have enough miles on their setting yet to see it.
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Old Jul 25, 2006 | 12:38 PM
  #23  
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Originally Posted by bbenavitz
More than one degree of negative camber will cause accelerated inside tire wear. I have been down this path too many times with my evo and the c5 vette before it. Those who don't see this and are running much more than one deg of neg camber just don't have enough miles on their setting yet to see it.
yes, but so will flying around apex's at 1.5G+

Again, no reason to have anywhere near that much on the street, if it's street-only.
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Old Jul 25, 2006 | 12:47 PM
  #24  
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Originally Posted by bbenavitz
More than one degree of negative camber will cause accelerated inside tire wear. I have been down this path too many times with my evo and the c5 vette before it. Those who don't see this and are running much more than one deg of neg camber just don't have enough miles on their setting yet to see it.
I ran my last set of tires for over 11,000 miles with -2 degrees of front camber with perfectly even wear across the tread surface. This was with daily driving and 4 track days.

-Paul
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Old Jul 25, 2006 | 02:03 PM
  #25  
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Originally Posted by bbenavitz
More than one degree of negative camber will cause accelerated inside tire wear. I have been down this path too many times with my evo and the c5 vette before it. Those who don't see this and are running much more than one deg of neg camber just don't have enough miles on their setting yet to see it.
You're either not driving hard enough, have way too stiff springs, have too much toe, or all of the above.


On a well set-up car, a decent amount of camber will wear the tires evenly.


- andrew
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Old Jul 31, 2006 | 07:39 AM
  #26  
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i've had -2 degrees up front since mile 8K and i'm at 52K now. decently even tire wear. inside wears a little faster, but most of that was due to too much toe-in up front. i'm at zero toe in and -2 degrees again and the tires are fine.
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Old Jul 31, 2006 | 08:37 AM
  #27  
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sorry guys....

on non super sticky compounds, and i mean other than race slicks...

you wont see marginally increased tire wear from camber.. .althought i totally agree that 3.5 degrees is too much...

toe is what MAJORLY affects tire wear...

cb
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Old Jul 31, 2006 | 08:49 AM
  #28  
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Originally Posted by CBRD
sorry guys....

on non super sticky compounds, and i mean other than race slicks...

you wont see marginally increased tire wear from camber.. .althought i totally agree that 3.5 degrees is too much...

toe is what MAJORLY affects tire wear...

cb
So right.....

Camber is your friend. Don't be afraid of it.


- andrew
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Old Jul 31, 2006 | 09:30 AM
  #29  
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More information

I run 2.6 front and 1.5 in the rear right now and can defintaly see accelerated tire wear on my street tires.

It's been my experiance anything more than 1 degree will give you accelerated wear on the inside although depending on rubber compound 1 degree will take a while.

I run 3 degrees on my M3 and I go through a set of max performance tires every summer even though the car sees a lot of autocrossing and HPDE's. After one season the tires are shot anyway so does it really matter?

If you stand the rears up a little more and rotate the outside wear during agressive driving may help to even things out depending on mods and how your car is handling now.

Another thing I have seen some do is run a non-directional street tire and have it swapped on the rim after half use. Seems like to much trouble to me though
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Old Jul 31, 2006 | 09:38 AM
  #30  
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actually, you wouldn't have to have a NON-directional tire swapped on the rim, because it's NON-directional, so you can put it on either side. I have directional tires and have 2 of them flipped everytime i get the tires rotated... not much trouble at all.
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