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Old 02-17-2016, 04:27 PM   #4
LAP1DOUG
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Join Date: Aug 2011
Location: USA
Posts: 414
Quote:
Originally Posted by steved0x View Post
The Re-71 is the hot tire right now in autocross that's for sure, apparently it has grip levels like an r-comp and heats up quick and gets to max grip in the context of short autocross runs.

This year for autocross I am going to run in STU with my Boxster on a set of 18" Cayman S replica wheels with 225/??/18 front (the standard size) and a set of 245/40/18 Hankook RS3 that I had kicking around, they actually came on the fronts when I bought the Cayman wheels... I am not competitive anyway but I have to keep 255 or under to run in STU so I will get a chance to use these tires that came with the wheels. If not for STU I would be in ASP (because of mods to my Boxster) and there is never anybody in that group....
A local tire dealer who runs a lot of DE's claims that the RE-71R actually has a bit better grip than an NT-01, though certainly not up to A-7 standards. There are new sizes of RE-71R coming in the next month or two that our cars can run the max tire with. Of course that won't help with running SCCA the way they have handicapped any mid / rear engined car.

Back to your original point. All of our Southern road course tracks definitely wear out the left side much faster than the right side. If I'm using non-directional tires, I just swap them from side to side without flipping at about 1/2 to 3/4 life.

Good luck with STU.
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