Street Machine Nationals St PaulGet ready Motorheads - the legendary O'Reilly Auto Parts Street Machine Summer Nationals revs into the Minnesota State Fairgrounds in St. Paul, MN July 20-22, 2018. It's the biggest muscle car party of the year, a national celebration of horsepower & torque that draws some of the rarest muscle cars on the planet. Get ready to hear screechin' tires on the Autocross, smell the burnin' rubber of the Burnout Contests and listen to throaty exhausts as they glide thru the cruise lanes. You don't want to miss this. Visit the website to register!