1983 Grand Prix motorcycle racing season championship. In a fitting end to a successful career, Roberts won his last-ever Grand Prix race, however Spencer was able to secure second place to claim the world championship. The two riders dominated the season with each claiming six victories and six pole positions in the 12 race series. The following Grands Prix were scheduled to take place in 1983: Points are awarded to the top ten finishers. A rider has to finish the race to earn points. 1983 Grand Prix motorcycle racing season The 1983 Grand Prix motorcycle racing season was the 35th F.I.M. Road racing World Championship season.
1980 United States Grand Prix West just his fourth points finish and announced his emergence as a championship contender. Piquet won by 49 seconds over Italian driver Riccardo Patrese driving an Arrows A3. It was the best result for both Arrows and Patrese in two years after Patrese finished second at the 1978 Swedish Grand Prix. Third was Brazilian driver, twice-World Champion Emerson Fittipaldi driving a Fittipaldi F7. It was Fittipaldi's best result since finishing second at the 1978 Brazilian Grand Prix. Nelson Piquet took pole, fastest lap and his first career race win to dominate the weekend in his gleaming blue and white Brabham. The