The MARS Racing Series his shifted its Illinois State Championship weekend at Peoria Speedway back one week, the tour announced.

The $3,000- and $5,000-to-win events have been rescheduled for Aug. 20-21, one week later than originally scheduled. Peoria plans to host its regular weekly divisions (plus kid mods) on Aug. 14.

Aug. 20-21 support divisions are modified and B-mods. Visit marsracingseries.com for more series info.