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Posted by Sherman in Idaho [24.32.202.166] on Saturday, January 26, 2013 at 17:37:19 :
In Reply to: Re: Says grooves less than .020 can be run as is. posted by Milo in Pa [71.116.18.181] on Saturday, January 26, 2013 at 17:21:53 :
I figure the grooves help with cooling and dust removal, which is especially important in high-speed road racing.