1983 Brazilian Grand Prix Lotus 93T, but switched to the team's spare car, a Cosworth DFV-powered Lotus 92, when the Renault unit failed on the warm-up lap. This was deemed illegal and so he was disqualified. Rosberg was disqualified for a push start in the pits, after his car momentarily caught fire during refueling. It was the second consecutive Brazilian Grand Prix in which Rosberg was disqualified from second place. Curiously, the drivers finishing behind him were not promoted, so the six points for second place were officially not awarded. 1983 Brazilian Grand Prix The 1983 Brazilian Grand Prix was a Formula One motor
1983 Australian Grand Prix 1983 Australian Grand Prix The 1983 Australian Grand Prix was a race for Australian Formula 1 cars held at Calder Park Raceway on 13 November 1983. It was the forty eighth Australian Grand Prix and the fourth to be held at Calder. The race was also the sixth and final round of the 1983 Australian Drivers' Championship. The title had already been secured by Alfredo Costanzo as he had been twenty points ahead of Andrew Miedecke after winning the previous event at Winton Raceway. Brazilian driver Roberto Moreno won his second Australian Grand Prix in three years. Local Ralt RT4