15 week of 1990

Circuit/Rally Championship Date Winers Chassis
Italy Autodromo Nazionale di Monza Swiss Formula Three Championship 1990.04.15 Dallara F388 - Alfa Romeo
Japan Fuji Speedway Japońska Formuła 3000 1990.04.15 Lola T90-50 - Mugen
Argentina Mendoza SudAm Formula 3 Championship 1990.04.15 Reynard - Renault
United Kingdom Oulton Park Brytyjska Formuła 3000 1990.04.13 Reynard 89D - Cosworth
British Touring Car Championship (BTCC) 1990.04.13 Ford Sierra RS 500 - Cosworth