Newman/Haas Racing was an auto racing team that competed in CART, Champ Car, and the IndyCar Series from 1983 to 2011. The team operations were based in Lincolnshire, Illinois. Newman/Haas Racing was formed as a partnership between actor, automotive enthusiast and semi-professional racer Paul Newman and long-time auto racing owner/driver Carl Haas. The duo were competitors in sports car racing during the 1970s and early 1980s. In 1983, they joined forces to enter the ranks of Indy car racing. Newman/Haas was one of the most successful teams in Indy car racing during the 1980s, 1990s, and 2000s. The team won 105 CART/Champ Car races and eight season championships, followed by two race wins in the IRL/IndyCar Series.