The 1973 Wilkes 400 was a Winston Cup (now Nextel Cup) event held at North Wilkesboro Speedway on September 23, 1973. Bobby Allison led 161 of the 400 laps in route to a dominating 1.5-second victory on Richard Petty. It was Allison's second and final race of the year. Eventual season champ Benny Parsons was 5th. Stats