Group 4 referred to regulations for sportscars and grand touring cars used in racing and rallying, as regulated by the FIA. The group was introduced in 1954 and was replaced by Group B for the 1982 se
A Ford GT40 contesting the Group 4 Sports Car category at the 1969 1000 km Nürburgring, marked with an S on the rear
A Group 4 Alpine A110 1800
A Group 4 De Tomaso Pantera GTS
Group 6 was the official designation applied by the FIA to two motor racing classifications, the Prototype-Sports Car category from 1966 to 1971 and the Two-Seater Racing Cars class from 1976 to 1982.
Group 4 (motorsport)
…Group 5: special touring cars Group 6: prototype-sports cars For 1970, the limited production sports car category was renamed from Group 4 to Group 5 and, in the same year, Group 4 became the class for special…
Porsche won the 1969 International Championship for Makes with the Group 6 Porsche 908
Porsche won the 1976 World Sportscar Championship with the Group 6 Porsche 936. The type also won the Le Mans 24 Hour in 1976, '77 & '81 and was runner up in '78 & '80, while in '79 a Group 5 Porsche 935 won.
Motortreff Bella Italia 2024, Munich
Alfa Romeo 33 SC 12 Sovralimentata 1977 red vr TCE