Best Track Day Tire for Gen1?

vik anderson eeeeek at gmail.com
Wed Jun 18 09:32:10 PDT 2008


I don;t think heat cycles are the big deal they used to be. I do a lot of
races and track days on my tires without tire warmers and get nice even wear
all the way down. The only reason I wouldn't use them on the street is they
are completely done.

On Wed, Jun 18, 2008 at 5:34 AM, Randy Grein <randygrein at comcast.net> wrote:

> That's not chunked, just worn out. (grin) I get in the neighborhood of 6000
> miles out of a rear, never worn out a front. Too many others waiting in
> line. Thing is, heat cycles are a race thing, not a street thing. On the
> street tires generally don't get hot enough to count as a heat cycle; an
> hour of freeway riding put them at just over 100 degrees on a 65 degree day.
> Randy Grein, WMRRA #41
>
>
> On Jun 18, 2008, at 12:23 AM, Jo Rhett wrote:
>
> What confuses me is that when the tire wears all the way down, rubber
>> starts coming off and the cords come through.  That's usually in the
>> 10th-11th track day on the tire, 1 heat cycle per day.    I know this
>> because I've ridden 2 sets of Pirellis down this far -- one because
>> Wheel2Wheel screwed me and I ended up racing on an old set of shagged tires,
>> and later on I did it just to see how linear the tear-down was.  The
>> trackday provider had a fit when I rolled into the pits with the cords
>> coming out of the tire.  Linear and predictable all the way down ;-)
>>
>> Anyway, 10-11 heat cycles is all I've ever gotten out of the tires.
>>  Sometimes only 8 or 9 depending on how I abused them (20-lap solo endurance
>> races, etc)
>>
>> Given that I commute 36 miles each way, I'm thinking one week of commuting
>> and the cords start coming out...?  There's cheap and then there's dead when
>> the car behind you also going 80mph rolls over you :-(
>>
>> On Jun 17, 2008, at 5:36 PM, Randy Grein wrote:
>>
>>> Jo, they don't chunk - and wear (for a modern race tire) is pretty good.
>>> We're a long way from the early days of supersport racing when 'DOT Race'
>>> meant a death sentence in the rain. I've gone through several sets of
>>> supercorsas that were retired to the street (free to me tires are good!) and
>>> had zero problems - they even do OK in up to an inch of snow, better than
>>> the cars were. In the rain they stick better than the stock tires, ditto in
>>> the cold. You know what they're like when they get hot. (grin) I wouldn't
>>> pay $400/set for 6,000 mile tires, but when nobody takes them, nobody buys
>>> them (used) they're a better deal than anything else.
>>>
>>> Randy Grein, WMRRA #41
>>>
>>> On Jun 17, 2008, at 11:10 AM, Jo Rhett wrote:
>>>
>>> On Jun 9, 2008, at 3:40 PM, Erik Weber wrote:
>>>>
>>>>> I use the Diablo Super Corsas, and they are awesome, but they cost
>>>>> more than $100 more per set even from a race dealer (somewhere around
>>>>> $350), don't last as long (they are softer), won't work well if you
>>>>> don't get them hot enough (too floppy), and *seem* to not last as long
>>>>> if you don't use tire warmers to reduce heat cycling (I can't prove
>>>>> that but my experience tells me it's true).
>>>>>
>>>>
>>>>
>>>> With the price raise they are now like $400 a set, and I can absolutely
>>>> state that they last much longer with tire warmers.  Last year I stopped
>>>> using tire warmers at track days so that it was less work to do, and I got
>>>> only 5 days (1 race and 3 track days) out of a set of tires.  I immediately
>>>> went back to using warmers on the next set and went back to 2-3 races and
>>>> 4-5 track days per set.
>>>>
>>>> I've heard stories of people using DOT race tires on the street, and I
>>>> think they are insane.  I suspect I'd get 3 round trips to work before the
>>>> tire would chunk.
>>>>
>>>> --
>>>> Jo Rhett /  velociRaptor Racing
>>>> #553 WERA / AFM
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>
>>>
>> --
>> Jo Rhett /  velociRaptor Racing
>> #553 WERA / AFM
>>
>>
>>
>>
>>
>>
>


-- 
Vik


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