Races in calendar week 39/2003

All motorsport events on the weekend of 26–28 Sep 2003.

Circuit	Country	Series
Brands Hatch	Great Britain	Race results available (full) British Formula 3 Championship 2003
Indianapolis	USA	Race results available (full) FIA Formula 1 World Championship 2003 Race results available (full) Porsche Supercup 2003
Miami (Bayfront Park)	USA	Race results available (full) CART ChampCar World Series 2003 Race results available (full) Formula Toyota Atlantic 2003 Race results available (full) American LeMans Series 2003
Monza	Italy	Race results available (full) Italian Formula 3 Championship 2003
Rio de Janeiro (Jacarepagua)	Brazil	Race results available (full) Stock Car Brasil 2003