August 23, 1960		Hartford Motor Speedway, Hartford, MI	USAC Midget	Bob Wente
June 23, 1974	Wolverine 100	Hartford Motor Speedway, Hartford, MI	USAC Stock Car	Butch Hartman
August 14, 1977		Hartford Motor Speedway, Hartford, MI	ASA Stock Car	Larry Detjens
April 16, 1978	Spring Spectacular	Hartford Motor Speedway, Hartford, MI	ASA Stock Car	Dick Trickle
May 21, 1978	Strawberry Blossom 100	Hartford Motor Speedway, Hartford, MI	ASA Stock Car	Butch Miller
July 12, 2006		Hartford Motor Speedway, Hartford, MI	NST National Sprint Tour	Steve Kinser
July 10, 2009		Hartford Motor Speedway, Hartford, MI	All Star Circuit of Champions Sprint Car	Tim Shaffer
September 21, 2011		Hartford Motor Speedway, Hartford, MI	World of Outlaws Sprint Car	Joey Saldana
August 11, 2012	Wolverine Nationals	Hartford Motor Speedway, Hartford, MI	USAC Sprint Car	Dave Darland
July 24, 2015		Hartford Motor Speedway, Hartford, MI	All Star Circuit of Champions Sprint Car	Dale Blaney
July 2, 2016		Hartford Motor Speedway, Hartford, MI	All Star Circuit of Champions Sprint Car	Sheldon Haudenschild
July 29, 2016		Hartford Motor Speedway, Hartford, MI	World of Outlaws Sprint Car	Daryn Pittman
September 21, 2016		Hartford Motor Speedway, Hartford, MI	World of Outlaws Sprint Car	Shane Stewart