August 13, 1950		Rapid Speedway, Rock Rapids, IA	IMCA Stock Car	Mickey McCormick
August 16, 1951		Rapid Speedway, Rock Rapids, IA	IMCA Stock Car	Dominick Perlick
August 14, 1952		Rapid Speedway, Rock Rapids, IA	IMCA Stock Car	Dominick Perlick
August 18, 1953		Rapid Speedway, Rock Rapids, IA	IMCA Stock Car	Ernie Derr
August 15, 2010		Rapid Speedway, Rock Rapids, IA	ASCS Sprint Bandits	Daron Clayton
May 18, 2012		Rapid Speedway, Rock Rapids, IA	410 Sprint Car	Tony Bruce Jr.
June 22, 2012		Rapid Speedway, Rock Rapids, IA	410 Sprint Car	Gregg Bakker
July 26, 2013	410/360 Challenge	Rapid Speedway, Rock Rapids, IA	410 Sprint Car	Scott Winters