June 18, 1950		Sioux Empire Fairgrounds, Sioux Falls, SD	IMCA Stock Car	Herschel Buchanan
August 21, 1950		Sioux Empire Fairgrounds, Sioux Falls, SD	IMCA Stock Car	Eddie Anderson
August 24, 1950		Sioux Empire Fairgrounds, Sioux Falls, SD	IMCA Stock Car	Wally Dahl
June 10, 1951		Sioux Empire Fairgrounds, Sioux Falls, SD	IMCA Stock Car	Herschel Buchanan
August 23, 1951		Sioux Empire Fairgrounds, Sioux Falls, SD	IMCA Stock Car	Herschel Buchanan
August 19, 1952		Sioux Empire Fairgrounds, Sioux Falls, SD	IMCA Stock Car	Ralph Dyer
August 21, 1952		Sioux Empire Fairgrounds, Sioux Falls, SD	IMCA Stock Car	Ernie Derr
May 17, 1953		Sioux Empire Fairgrounds, Sioux Falls, SD	IMCA Stock Car	Don White
August 28, 1953		Sioux Empire Fairgrounds, Sioux Falls, SD	IMCA Stock Car	Bill Harrison
August 30, 1953		Sioux Empire Fairgrounds, Sioux Falls, SD	IMCA Stock Car	Don White
July 11, 1954		Sioux Empire Fairgrounds, Sioux Falls, SD	IMCA Stock Car	Don White
August 26, 1954		Sioux Empire Fairgrounds, Sioux Falls, SD	IMCA Stock Car	Don White
June 19, 1955		Sioux Empire Fairgrounds, Sioux Falls, SD	IMCA Stock Car	Bob Hilmer
July 24, 1955		Sioux Empire Fairgrounds, Sioux Falls, SD	IMCA Stock Car	Don White
August 25, 1955		Sioux Empire Fairgrounds, Sioux Falls, SD	IMCA Stock Car	Johnny Beauchamp
August 28, 1955		Sioux Empire Fairgrounds, Sioux Falls, SD	IMCA Stock Car	Johnny Beauchamp
June 3, 1956		Sioux Empire Fairgrounds, Sioux Falls, SD	IMCA Stock Car	Johnny Beauchamp
June 3, 1956		Sioux Empire Fairgrounds, Sioux Falls, SD	IMCA Stock Car	Johnny Beauchamp
July 19, 1956		Sioux Empire Fairgrounds, Sioux Falls, SD	IMCA Stock Car	Johnny Beauchamp
August 26, 1956		Sioux Empire Fairgrounds, Sioux Falls, SD	IMCA Stock Car	Johnny Beauchamp
June 20, 1958		Sioux Empire Fairgrounds, Sioux Falls, SD	IMCA Stock Car	Ernie Derr
August 28, 1960		Sioux Empire Fairgrounds, Sioux Falls, SD	IMCA Sprint Car	Pete Folse