the 1981 IndyCar season, sanctioned by CART, who would later become Champ Car
1981 | the season | 2005 NFL season | 1995 AFL season | season | 2005 World Touring Car Championship season | 1994 NFL season | 1981 in music | 2013–14 figure skating season | IndyCar Series | 2012 NFL season | 2009 NFL season | IndyCar | 2010 NFL season | 2006 NFL season | 2013–14 NCAA Division I men's basketball season | 2006 Formula One season | 2005 Atlantic hurricane season | 1981 in film | 1972–73 WHA season | Ontario general election, 1981 | 2013 NCAA Division I FBS football season | 2012–13 figure skating season | 2011 NCAA Division I FBS football season | 2008 NFL season | 2013 CFL season | 2012–13 NCAA Division I men's basketball season | 2009 World Touring Car Championship season | 2007 CFL season | 2003 NFL season |