The 1978 Delaware 500 was a NASCAR Winston Cup Series racing event that took place on September 17, 1978, at Dover Downs International Speedway (now Dover International Speedway) in Dover, Delaware.
The 1978 Delaware 500 was a NASCAR Winston Cup Series racing event that took place on September 17, 1978, at Dover Downs International Speedway (now Dover International Speedway) in Dover, Delaware. (en)