[DeTomaso] Tires for track days

Dave Londry davel at emspace.com
Tue May 18 15:11:53 EDT 2010


It's the inside of the tire on the inner wall at left full lock.
I don't get to full lock much (or drive much, but that's an engine wars 
story)
so it hasn't even marked the sidewall yet.
dave

michael at michaelshortt.com wrote:
> Have you rolled the fenders? I know that yYou said Wheel Well, just asking
> to make sure it wasn't the fender lip rubbing instead?    I see by Dave's
> response it happens to him as well.  I personally don't have a rubbing
> problem with 245/40/17 0n 17 x 8 wheels.
>
> Michael
>
>
>
>
> On Tue, May 18, 2010 at 2:52 PM, STEVEN BLUM <steveblum2 at msn.com> wrote:
>
>   
>> I have a related question. On my 74 L I am running 245/40 17 on the 10
>> spoke aluminum wheel. On a full lock left turn I get rubbing on the front
>> right side wheel well but not on a full right turn. I measured and it
>> appears the right wheel is about 1/2 inch closer to the front fendr than the
>> left side. I have the Pat Michals suspension modification and the alignment
>> was done and is good.  Any suggestions on how to stop the rubbing or should
>> I just put in a stop on the turning radius?
>>
>> Steven Blum
>> P.O. Box 81
>> Shoreham, N.Y. 11786
>> H (631) 744-6118
>> C (631) 235-1905
>>
>>
>>
>>
>>     
>>> From: JDeRyke at aol.com
>>> Date: Tue, 18 May 2010 14:27:24 -0400
>>> To: ehpantera at yahoo.com
>>> CC: detomaso at realbig.com
>>> Subject: Re: [DeTomaso] Tires for track days
>>>
>>>       
>>  > In a message dated 5/18/10 8:41:35 AM, ehpantera at yahoo.com writes:
>>     
>>>> I have the brake rotors mounted on outside hats, pushing the wheels out
>>>> a bit. My 285's are pretty close to the fender. If I go to 18" wheels
>>>>         
>> can I
>>     
>>>> get more backspace?
>>>>
>>>>         
>>> Yes- by choosing wheels that have compensating backspace for the extra
>>> 1/4"-5/16" from those outside mounted brake discs. Of course, then the
>>>       
>> front
>>     
>>> scrub radius can become significant and steering effort & tire wear goes
>>>       
>> up....
>>     
>>> Be sure to carefully check both sides as many Panteras are asymmetric.
>>>       
>> What
>>     
>>> is ideal on the left side might stick out 1/2" on the right side. Some
>>> aftermarket aluminum wheels have thick enough mounting flanges that a bit
>>>       
>> can be
>>     
>>> machined off the backsides of the flange without seriously weakening
>>>       
>> them,
>>     
>>> but others do not. You may simply have manuvered into a corner where you
>>> CANNOT maximize front tire widths beyond about 245-50 x any wheel
>>>       
>> diameter.
>>     
>>> Good luck- J DeRyke
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