1980 / Interserie
May
25
1980 Interseries Nürburgring 1000km Rennen
Nürburgring Nordschleife
Jul
20
1980 Interseries Zeltweg
Zeltweg Airfield
Aug
31
1980 Interseries Most
Autodrom Most
Sep
7
1980 Interseries ADAC Hessen Cup
Hockenheimring
Oct
5
1980 Interseries Kassel-Calden
Kassel-Calden Airfield