Wrench Motorcycles’ Cameron Petersen won the MotoAmerica Quad Lock Superbike race by just 0.067 seconds on Saturday at Road America. OrangeCat Racing’s Sean Dylan Kelly finished second, Attack Performance Progressive Yamaha Racing’s Bobby Fong and JD Beach claimed third and fifth, respectively, while Rahal Ducati Moto with XPEL’s PJ Jacobsen took fourth. The top five were covered by only 1.133 seconds at the end of the red flag-interrupted race.

