Williamson, N.Y. – (August 3, 2023) – This Friday’s Race of Champions Modified Series Billy Whittaker Ford “F-50” 50-lap $5,000-to-win race at Spencer Speedway in Williamson, N.Y., will serve as “The Prelude” to the $10,000-to-win Maynard Troyer Classic IV set to take place on Friday, September 1.