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.
2002 Grand Prix motorcycle racing season the top fifteen finishers. A rider has to finish the race to earn points. Points are awarded to the top fifteen finishers. A rider has to finish the race to earn points. Points are awarded to the top fifteen finishers. A rider has to finish the race to earn points. 2002 Grand Prix motorcycle racing season The 2002 Grand Prix motorcycle racing season was the 54th Fédération Internationale de Motocyclisme (FIM) Road Racing World Championship season. The season consist of 16 races, which started with the Japanese Grand Prix on 7 April and ended with the Valencian Community Grand Prix