After starting off racing at Saugus Speedway in Southern California, Don Mac Askill went on to become a chief mechanic and engine builder. Don’s methodical approach led him to join Jim Smith’s Ultra Motorsports team. Following his experience in NASCAR, Don moved back to Southern California and join Shaver Specialities Racing Engines. As dyno operator and shop foreman, Don has been part of Donny Schatz’s 10 World of Outlaw Sprint Car Championships.