The ChumpCar World Series, featuring lovable $500 junkers, will be on Brainerd International Raceway’s road course for The Brainerd Challenge, a pair of eight-hour endurance races. Teams of drivers will see which one can complete the most laps during the eight-hour time limit. Racing is Saturday and Sunday. Pure Speed Drag Racing Experience will be in the drag strip Friday and Saturday, giving fans a chance to experience what it’s like to fly down the track at 160 mph in a dragster. Several different ride-along packages are available. On-site camping is available, including full-service RV sites. Daily admission is $25. Kids 12 and under are FREE!