Vincent Motorcycles Rolland "Rollie" Free (18 November 1900 – 11 October 1984) was a motorcycle racer best known for breaking the US motorcycle land speed record in 1948 on the Bonneville Salt Flats, Utah on a Vincent Black Lightning. The picture of Free, prone and wearing a bathing suit, has been described as the most famous picture in motorcycling, and Russell Wright won another World Land Speed Record at Swannanoa with a Vincent HRD motorcycle in 1955 at . The 500 cc Meteor and Comet singles were introduced, along with a 500 cc racer, the Vincent Grey Flash. The Grey Flash racer
Pioneer 1 (land speed racer) making it eligible for "FIA" Class 1 ( and under). It was claimed to have set a Class 1 record of for the measured kilometer at the Baskunchak dry salt lake, and was the first Soviet land speed racer to exceed . In 1962, the power of the engines was increased to , while weight rose to . The improved car raised the Class 1 and Soviet national records for the measured kilometer to . In 1963, Tikhomirov modified "Pioneer 1" even further, to create "Pioneer 2M". Pioneer 1 (land speed racer) Pioneer 1 is a Soviet "FIA" Group VII