46 week of 1991

Circuit/Rally Championship Date Winers Chassis
Mexico Autódromo Miguel E. Abed Mexican Formula Three Championship 1991.11.17 Reynard 903 - Volkswagen
United States Laguna Seca USAC National Formula Ford 2000 1991.11.16 Swift DB-6 - Ford
1991.11.17 Swift DB-6 - Ford
Argentina Río Cuarto SudAm Formula 3 Championship 1991.11.17 Ralt RT32 - Volkswagen
Japan Suzuka International Racing Course All-Japan Formula 3 1991.11.17 Ralt RT35 - Mugen-Honda
Japońska Formuła 3000 1991.11.17 Reynard 91D - Mugen
Spain Rajd Katalonii World Rally Championship 1991.11.13 Toyota Celica GT-4
FIA Cup for Production Rally Drivers 1991.11.13 Ford Sierra RS Cosworth 4x4
Austria Rajd Semperit European Rally Championship 1991.11.16 Volkswagen Golf G60 Rally