2009 Formula One World Championship joined Brawn as a test driver. Force India joined Brawn GP in using the Mercedes engines by signing a five-year deal until 2013, having ended their previous supply contract from Ferrari. The retirement of Red Bull Racing driver David Coulthard led to the appointment of Sebastian Vettel as his replacement, who left the Scuderia Toro Rosso team after a successful previous season including winning the Italian Grand Prix. Toro Rosso, a team designed to develop new Formula One drivers, saw co-owner Gerhard Berger sell his half-stake back to Red Bull, claiming that the new regulations would "leave no room for
1983 Formula One World Championship 1983 Formula One World Championship The 1983 FIA Formula One World Championship was the 37th season of FIA Formula One motor racing. It featured the 1983 Formula One World Championship for Drivers and the 1983 Formula One World Championship for Constructors, which were contested concurrently over a fifteen-race series that commenced on 13 March and ended on 15 October. Nelson Piquet won the Drivers' Championship, his second Formula One title and the first to be won by a driver using a turbocharged engine, while Ferrari won the Constructors' Championship. The Drivers' Championship developed into a four-way battle between Brabham-BMW driver