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
1981 Grand Prix motorcycle racing season developed in the 1950s, to aluminium frames featuring large, twin beams as first pioneered by Spanish constructor, Antonio Cobas. The following Grands Prix were scheduled to take place in 1981: Points are awarded to the top ten finishers. A rider has to finish the race to earn points. 1981 Grand Prix motorcycle racing season The 1981 Grand Prix motorcycle racing season was the 33rd F.I.M. Road Racing World Championship season. Suzuki riders Marco Lucchinelli and Randy Mamola battled it out to the final race of the season with the Italian rider claiming the crown and Mamola finishing runner-up for the