Visit WebsiteDiamond Park Speedway What to know Diamond Park Speedway is a red clay facility located between Nashville and Murfreesboro, Arkansas. Race classes include factory stock, FWD 4-cylinders, modifieds, mod-lites, pure stock, and street stock. 1468 Highway 27Nashville, AR 71852 Get Directions View MapPhone (870) 298-1293 Email Amenities / General InfoRacing Experience