1983 British Saloon Car ChampionshipPrevious1982Next1984 The 1983 RAC Trimoco British Saloon Car Championship was the 26th season of the championship. Steve Soper driving a works Rover SD1 built by TWR was initially champion, but after he and the team was disqualified on a technicality, Andy Rouse won his second drivers title in an Alfa Romeo GTV6.