1968 / International Formula 3
Mar
3
1968 European Formula 3 Jarama
Circuito del Jarama
Mar
17
I Trofeo Spantax
Circuito del Jarama
Mar
31
III Gran Premio de Barcelona Formula 3
Circuito de Montjuïc
Apr
21
1968 Västkustloppet
Falkenbergs Motorbana
Apr
28
1968 Sprite Grand National
Jyllandsringen
Apr
28
V Hyllingeloppet
Ring Knutstorp
May
5
XIV Castrol Abningslöbet
Roskilde Ring
May
11
XVI Gran Premio de España Formula 3
Circuito del Jarama
May
12
III Helsingin Vauhtikisat
Keimola Motor Stadium
May
26
XII Duckhams Copenhagen Grand National
Roskilde Ring
Jun
2
1968 Internationales ADAC Hessenpreis
Hockenheimring
Jun
2
XXXVII Grand Prix des Frontières
Circuit de Chimay
Jun
7
1968 Hämeenlinna Ajot Formula 3
Ahvenisto Race Circuit
Jun
9
VI Keimolanajo
Keimola Motor Stadium
Jun
16
1968 Anderstorps Premiärtävling
Anderstorp Raceway
Jun
16
1968 European Formula 3 Jarama 2
Circuito del Jarama
Jul
7
XV Gran Premio de Vila Real
Circuito Internacional de Vila Real
Jul
21
1968 Solituderennen Formula 3
Hockenheimring
Aug
11
1968 Preis der Nationen Formula 3
Hockenheimring
Aug
11
XVII Kanonloppet Formula 3
Gelleråsbanan
Aug
11
XXXIV Internationales Schleizer Dreieck-Rennen
Schleizer Dreieck Street Circuit
Aug
18
VI Hämeenlinna Ajot
Ahvenisto Race Circuit
Aug
18
XII Copenhagen Austin Grand Prix
Roskilde Ring
Aug
25
1968 Zandvoort Trophy Formula 3
Circuit Park Zandvoort
Aug
25
IV Knutstorp Grand National
Ring Knutstorp
Sep
1
1968 Stockholmsloppet Formula 3
Skarpnacks Airfield
Sep
8
III Dalsland Ring Grand National
Dalsland Ring
Sep
15
1968 Suomen Grand Prix
Ahvenisto Race Circuit
Sep
15
IV Coupe de l´Avenir Formula 3
Circuit Zolder
Sep
22
1968 Scalextric-Löbet
Roskilde Ring
Nov
10
I Gran Premio de Castillo
Circuito del Jarama