1973 / Non-Championship Races
Mar
17
VIII Race of Champions
Brands Hatch Grand Prix Circuit
Apr
8
XXV B.R.D.C.International Trophy
Silverstone Circuit
Apr
15
1973 Malaysian Grand Prix
Batu Tiga Speedway Circuit
Apr
22
1973 Singapore Grand Prix
Thomson Road Grand Prix Circuit
May
5
XXXIII Grand Prix Automobile de Pau
Circuit de Pau
May
6
V Flugplatzrennen Sembach
Sembach Airfield
May
13
1973 Formula Atlantic Race Oulton Park
Oulton Park Circuit
May
13
I Flugplatzrennen Sembach
Sembach Airfield
May
28
1973 Formula Atlantic Race Thruxton
Thruxton Circuit
Jun
17
1973 Joakim Bonnier Memorial
Scandinavian Raceway
Jul
8
VI Internationales Hohenloher Flugplatzrennen
Künzelau-Niederstetten Airfield
Jul
22
I Coppa di Santamonica
Circuito Internazionale Santa Monica
Jul
22
III Preis der Stadt Karlsruhe
Hockenheimring
Jul
22
III Preis der Stadt Karlsruhe Formula 3
Hockenheimring
Aug
19
Aug
25
1973 Canadian Formula B Grand Prix de Trois-Rivières
Circuit Trois-Rivières
Sep
16
VIII ADAC-Rundstreckenrennen Ulm
Ulm-Mengen
Sep
30
1973 Sports Nogaro
Circuit de Nogaro
Oct
7
1973 Columbo Yogurt Formula B Challenge Cup
Watkins Glen International
Oct
21
I Grande Premio do Estoril
Autódromo do Estoril
Nov
11
III Rheintal Rundstreckenrennen
Hockenheimring