Visit Website Diamond 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 27 Nashville, AR 71852 Get Directions View Map Phone (479) 970-1087 Email Amenities / General Info Racing Experience