Results sourced from History of Touring Car Racing. DePalma was immediately successful in car racing. Results sourced from Driver Database and History of Touring Car Racing. Mario was instrumental in keeping championship car racing at Road America. Yamaha collaborated with Abarth, an Italian brand from the car racing world. The DR30 achieved success in Australian touring car racing during the mid-1980s. Brazil is also home to notable drivers in American Championship Car Racing. It is one of the world's oldest car racing circuits. Hudson was the first automobile manufacturer to get involved in stock car racing. Touring cars share some similarity with American stock car racing governed by NASCAR. NASCAR-sanctioned asphalt stock car racing track in Wisconsin. Mercury decided to pull out of stock car racing after the season. The focus was on the best engines and chassis to succeed in car racing. Since his retirement from Indy Car racing in 1996, Fittipaldi races only occasionally. The freedoms and recreation that cars provided led to the invention of car racing.