1986 Formula One World Championship Grand Prix, but was classified as he completed over 90% of the race distance. 1986 Formula One World Championship The 1986 FIA Formula One World Championship was the 40th season of FIA Formula One motor racing. It featured the 1986 Formula One World Championship for Drivers and the 1986 Formula One World Championship for Manufacturers, both of which commenced on 23 March and ended on 26 October after sixteen races. The Drivers' Championship was won by Alain Prost, and the Manufacturers' Championship was won by Williams. Prost was the first driver to win back-to-back Drivers' Championships since Jack Brabham in
1983 Formula One World Championship Piquet, Renault driver Alain Prost and Ferrari duo René Arnoux and Patrick Tambay. Prost led the championship from the Belgian Grand Prix in May until the final race in South Africa in October, where a turbo problem forced him to retire and thus enabled Piquet to snatch the title. Ferrari won the Constructors' Championship despite its better driver, Arnoux, finishing only third overall – a unique feat in Formula One history. The season also included a single non-championship Formula One race, the Race of Champions, which was held at Brands Hatch and won by defending World Champion Keke Rosberg in