5/24/2017June 9th see the greatest show on dirt at The Historic Thunderbird Speedway! The MARS Late Models will battle for $3000.00 to win. Also trying to tame the Historic Half Mile will be the USRA Modifieds, USRA B Modifieds, Super Stocks, and Pure Stocks. Grandstand admission Adults $20.00, Kids 6-12 $10.00 Kids 5 and under Free. Pit passes Adults $35.00 Kids 5 and under free. Gates open at 5:00pm Hot Laps at 7:00 Racing Action at 7:30 !