1971 Grand Prix motorcycle racing season Jack Findlay's victory at the 1971 Ulster Grand Prix not only marked the first victory for a Suzuki motorcycle in the premier 500cc class, but also the first-ever 500cc class victory for a motorcycle powered by a two stroke engine. Kawasaki won their first 500cc class victory at the season ending Spanish Grand Prix at Jarama when Dave Simmonds won the race after Agostini sat out the event after already winning the championship. The inaugural Austrian Grand Prix was held at the new high-speed Salzburgring. Points were awarded to the top ten finishers in each race. Only the best of
Williams Grand Prix Engineering Canadian Grand Prix in Montreal, Williams locked out the front row only for Patrese to drop back with gearbox problems and Mansell to retire from the lead on the final lap with an electrical fault. At the following race, in Mexico, Williams achieved a 1–2, Patrese finishing ahead of Mansell to score 16 points for the Williams team. Williams then ran a streak of victories, with Mansell winning the French Grand Prix, five seconds ahead of Alain Prost's Ferrari. Mansell then won again at the British Grand Prix; it had been four years since a Briton had won the Grand