Tags: Motorsport Season.
The 1977 Shellsport International Series was a Formula Libre motor racing championship held in the United Kingdom the series ran F1 F2 F5000 and Formula Atlantic cars in the same race. The second Shellsport International Series was contested over 14 rounds. The season started on 13 March and ended on 16 October. The Drivers’ Championship was won by Englishman Tony Trimmer. It was the last season of the Shellsport International Series.