jdearing Administrator Staff member Aug 21, 2017 #1 Same as weekly tire rule. LM 20 only on lf, rf and lr. LM 40 only on rr. Grooving and siping allowed on all tires.
Same as weekly tire rule. LM 20 only on lf, rf and lr. LM 40 only on rr. Grooving and siping allowed on all tires.
J jpugh Well-Known Member Aug 23, 2017 #3 This is a great night of racing at both tracks. Be there and enjoy the racing!!!
