First practice for the GRAND-AM inaugural event at Kansas Speedway saw top teams lay down fast laps.
Ozz Negri was fastest midway through the session before John Pew impacted the wall in the NASCAR banking driving the No. 60 Michael Shank Racing Ford/Riley. Pew was uninjured, with the crew evaluating the damage.
Leh Keen was fastest in GT driving the No. 63 Scuderia Corsa Ferrari 458 Italia, 1:15.940 (112.35 mph), while Sylvain Tremblay led GX in the No. 70 SpeedSource Mazda6, 1:21.948 (104.11 mph).