40 week of 1990

Circuit/Rally	Championship	Date	Winers	Chassis
Autódromo Hermanos Rodríguez	Mexican Formula Three Championship	1990.10.07	Adrián Fernández	Reynard 903 - Volkswagen
Autódromo Hermanos Rodríguez	Autodromo Nazionale di Monza	Superbike World Championship	1990.10.07	Fabrizio Pirovano	Yamaha
1990.10.07		Superbike World Championship	Fabrizio Pirovano	Yamaha
Motocyklowe Mistrzostwa Europy - 125cc		1990.10.07	Jimmy Bosio	Aprilia
Motocyklowe Mistrzostwa Europy - 250cc		1990.10.07	Stefano Pennese	Aprilia
Mistrzostwa Europy Supersport 600		1990.10.07	Massimo Meregalli	Yamaha
Fuji Speedway	All Japan Sports Prototype Championship	1990.10.07	Naoki Nagasaka Roland Ratzenberger	Toyota 89C-V
Hermanos Rodriguez	Mistrzostwa Świata Prototypów Sporotwych	1990.10.07	Jochen Mass Michael Schumacher	Mercedes-Benz C11
Hermanos Rodriguez	Hockenheimring	Swiss Formula Three Championship	1990.10.07	Peter Zakowski	Reynard - Mugen
Nazareth	Indy Car World Series	1990.10.06	Rick Mears	Penske PC-19 - Chevy
	Indy Car World Series	1990.10.07	Emerson Fittipaldi	Penske PC-19 - Chevy
	CART American Racing Series	1990.10.07	Robbie Groff	March 86A - Buick
	American Formula Super Vee Championship	1990.10.06	Stuart Crow	Ralt RT5 - Volkswagen
Nogaro	Międzynarodowe Mistrzostwa Formuły 3000	1990.10.07	Eric Van de Poele	Reynard 90D - NM Cosworth
Silverstone Circuit	Brytyjska Formuła 3	1990.10.07	Mika Häkkinen	Ralt RT34 - Mugen-Honda
	British Touring Car Championship (BTCC)	1990.10.07	Robb Gravett	Ford Sierra RS 500 - Cosworth
	Formuła Ford 1600 (BRDC)	1990.10.07	Fionn Murray	Reynard 90FF - Ford
	Formula Vauxhall Championship	1990.10.07	Kelvin Burt
Vallelunga	Italian Formula 3 Championship	1990.10.02	Luca Badoer	Ralt - Alfa Romeo
Rajd Burundi	African Rally Championship	1990.10.07	Satwant Singh	Volkswagen Golf GTi