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Old 03-23-2015, 09:20 AM   #5
was385
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Join Date: May 2012
Drives: MT WRB BRZ Limited, 2007 911s
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Way too many factors to give you an answer online. Start in the 3500 range and test it out on the type of surface you'll use it on the most. Personally, I use it for autox and the starting line in my lot has very little grip so I'm in the low 3000 range with 245 ZII tires.
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