August 21, 1949		Davenport Speedway, Davenport, IA	IMCA Stock Car	Bill Harrison
May 11, 1952		Davenport Speedway, Davenport, IA	IMCA Stock Car	Dominick Perlick
August 16, 1952		Davenport Speedway, Davenport, IA	IMCA Stock Car	Ernie Derr
August 2, 1953		Davenport Speedway, Davenport, IA	NASCAR Grand National	Herb Thomas
August 23, 1953		Davenport Speedway, Davenport, IA	IMCA Stock Car	Don White
August 20, 1954		Davenport Speedway, Davenport, IA	IMCA Stock Car	Don White
August 20, 1955		Davenport Speedway, Davenport, IA	IMCA Stock Car	Herschel Buchanan
August 12, 1956		Davenport Speedway, Davenport, IA	IMCA Stock Car	Johnny Beauchamp
July 4, 1961		Davenport Speedway, Davenport, IA	Sprint Car	Jim McElreath
May 29, 1972		Davenport Speedway, Davenport, IA	USAC Stock Car	Don White
May 2, 2006		Davenport Speedway, Davenport, IA	NST National Sprint Tour	Danny Lasoski
June 14, 2006		Davenport Speedway, Davenport, IA	NST National Sprint Tour	Tim Kaeding