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.
1985 British Grand Prix had the error not been made. The final points were taken by Derek Warwick in the second Renault and Marc Surer in the second Brabham. In the Drivers' Championship, Prost moved to within two points of Alboreto, while in the Constructors' Championship McLaren moved up to second, 18 points behind Ferrari. 1985 British Grand Prix The 1985 British Grand Prix (formally the XXXVIII Marlboro British Grand Prix) was a Formula One motor race held at Silverstone on 21 July 1985. It was the eighth round of the 1985 FIA Formula One World Championship. The 65-lap race was won by McLaren