BOONE, Iowa (Sept. 7) – Start time for Championship Saturday at the IMCA Speedway Motors Super Nationals fueled by Casey’s has been moved up an hour.
Today’s first green flag flies at 2 p.m. at Boone Speedway.
No change has been made in the Sept. 7 race day schedule. Event officials noted the potential for impending weather in moving the program up for the final day of the 37th annual Super Nationals.