Classic Mustangs (Tech) Technical discussions about the Mustangs of yester-year.

Squealing Tires

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Old Aug 2, 2007 | 09:16 PM
  #11  
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Bulldog66
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Default RE: Squealing Tires

A brand new set of 60,000 mile tires were worn completely down to the steel belts ONLY on the outside edge of the tires(the inside still had full tread) in less than 2,000 miles.
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Old Aug 2, 2007 | 09:33 PM
  #12  
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Default RE: Squealing Tires

ORIGINAL: andrewmp6

speaking of the shelby drop he stoped doing it since the ball joint you had to run was double the price of the normal one.
I'm afraid I will need to see some 'tech' on this statement to prove validity.
Old Aug 2, 2007 | 11:35 PM
  #13  
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Default RE: Squealing Tires

The problem with the Shelby drop was that the ball joints could bind and breal, that's why they have wedge spacers now, so you can lower the upper a-arm 1 3/4" and place the wedge spacer and have the balljoint sitting at the factory angle
Old Aug 3, 2007 | 12:10 AM
  #14  
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Default RE: Squealing Tires

sounds like an alignment issue to me...mine does it a little so ive been messing with the alignment to get it just right and im pretty sure im almost there. just go take a look at your front wheels and see if they are lined up nice and straight.
Old Aug 3, 2007 | 12:29 AM
  #15  
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Default RE: Squealing Tires

i didn't read all the posts but here's my .02. I definitely think its simply the tires. I drive around a toyota tacoma prerunner and i can turn in a parking lot at 5mph and the tires will squeel the whole way. Its the tires, and simply just that.
Old Aug 3, 2007 | 06:14 AM
  #16  
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Default RE: Squealing Tires

dodgestang thats just something i heard a while back dont know if its true or not.whos crazy enough to try a turn that fast with 4 wheel drums.if your tires are wearing funny you need a alignment or the unibody its self isnt straight.i can take a turn that fast but i got coilovers front and rear and subframe conectors nothing there can flex.
Old Aug 3, 2007 | 07:26 AM
  #17  
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Default RE: Squealing Tires

Ive noticed that most suv's tires squeal like crazy in parking lots, my dads tires on his truck used to then he got new tires, i think cooper discovery and havent had any. My 88 has cooper cobra's and they grip tight and never squeal
Old Aug 3, 2007 | 07:43 AM
  #18  
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Default RE: Squealing Tires

ORIGINAL: connor90

just go take a look at your front wheels and see if they are lined up nice and straight.
Connor - You can tell by looking?! Man, I wish I had that type of eyesite...(although I don't think I couldn't even guestimate it when myvision was better.)

Did we ever find out how old the tires were? Perhaps we're simply talking about hard rubber due to age.
Old Aug 3, 2007 | 07:51 AM
  #19  
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Default RE: Squealing Tires


ORIGINAL: 67mustang302

I'm gonna go with alignment(at least, especially since it was just messed with). The factory suspension geometry makes positive camber when you corner, and the factory alignment specs call for positive camber to begin with. Positive Camber + positive camber = more positive camber and less wheel in contact with the ground. If you turn and the wheels squeel and the car is acting like it doesn't want to turn into the corner then you're getting push from the tires leaning out and picking up the inside edge off the ground, reducing the rubber on the road. Factory Ford suspension from the 60's blows, that's why Shelby relocated the upper control arms, to correct the geometry, the Ford engineers of those days knew basically nothing about suspension dynamics. That's why factory trim 60's Mustangs handle like crap and wheel hop if you have any decent power.

Tire pressure and tires will make a difference too, some are noisy, some aren't. Look at your tires too, for anything abnormal, wear in one particular spot, deformations etc
I'd read that Ford built-in the understeer because of the legal departments fear of law suits if a car oversteered. They were engineers, they KNEW what they were doing just like they KNOW today and they give the Europeans a proper handling car and give us crap. Just like GM. They THINK we are idiots. But their sales numbers prove them wrong.
Old Aug 3, 2007 | 08:07 AM
  #20  
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Default RE: Squealing Tires

I think we need to know if the tires were squealing in the same turns taken at the same speeds before the alignment was done. And if so, did it get better or worse after the alignment Otherwise, we're making too many assumptions. DC hasn't been here long enough to pick up any hints from other posts, so we're all a bit in the dark. We don't know the condition of the rest of the steering & suspension - this problemmay even be due to worn components that were not replaced.

Certainly tire construction, tread design, and inflation pressure are major contributors. But if the alignment job was done poorly or carelessly it might have exaggerated an existing condition or pushed a marginal one over the edge.


Norm



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