Midget cars, also speedcars in Australia, is a class of racing cars. The cars are very small with a very high power-to-weight ratio and typically use four cylinder engines. They originated in the United States in the 1930s and are raced on most continents. There is a worldwide tour and national midget tours in the United States, Australia, Argentina and New Zealand.

The National Association for Stock Car Auto Racing, LLC (NASCAR) is an American auto racing sanctioning and operating company that is best known for stock car racing. It is considered to be one of the top ranked motorsports organizations in the world and is one of the largest spectator sports in America. The privately owned company was founded by Bill France Sr. in 1948, and his son, Jim France, has been the CEO since August 2018. The company is headquartered in Daytona Beach, Florida. Each year, NASCAR sanctions over 1,500 races at over 100 tracks in 48 US states, as well as in Canada, Mexico, Brazil and Europe.