2016 IHRA Summit SuperSeries Presented By AMSOIL. Summit SuperSeries Presented By AMSOIL This $240,000 program is the World Championship for IHRA member track sportsman racers. Summit Racing Equipment, the Official Mail Order Company of IHRA, along with AMSOIL, sponsor this revolutionary program for IHRA’s thousands of grassroots racers. Providing the base for the Summit SuperSeries are the more than 100 IHRA member tracks within regional IHRA divisions. The competition is populated by Sportsman competitors, or ET Bracket Racers, who are the backbone of grassroots drag racing. The two tiers comprisingRead More