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
A1 Grand Prix the A1 Grand Prix World Cup of Motorsport since the 2005–06 season. The World Cup of Motorsport was awarded to the A1 Grand Prix team which accumulated the most points over the course of a season. The A1GP formula provided a single "spec" car for each team. Each car was mechanically identical, built with many technical restrictions designed to limit performance, reduce running costs, and prevent any one or number of teams gaining an advantage through better equipment. This regulation provided a level playing field in which driver skill and team effort should become the primary factor for success. Specifically,