Breaking News! Back by popular demand the USRA Stock Cars at I-35 Speedway. Yes, the class will be returning to the USRA sanction in 2018. All Stock Car series are welcome following their rule packages each week, IMCA, NeSmith, and Lucas Oil Street Stock, for example. June 16 the $3,066 to win Gary Davis Memorial for Stock Cars will be ran at I-35 Speedway.