 Sunbeam built many early Grand Prix cars and was the only British make to win a Grand Prix in the first half of the 20th century.Sunbeam also built several holders of the Land speed record, including the first vehicle to travel at over , the Sunbeam 1000 hp.AJS was heavily involved in motorcycle racing either side of World War II, which included winning the 1949 World Championship in the 500cc category.