Endurance racing (motorsport) in addition to the premier GT3 Pro class. The series began in 2011 and saw increased involvement in 2012 and 2013. Endurance motor racing has proven a popular subject for depiction in videogames, and on film. The Lee H. Katzin film "Le Mans", starring Steve McQueen, used real race footage, and enjoys cult status. The 1986 arcade game "WEC Le Mans" was the first to portray endurance racing in a videogame, while "Gran Turismo 4" and 5 extended this to a real-time simulation of 24 hour events. In the early days of endurance racing cars and motorcycles raced side by
Track racing the Speedway world champion. Flat track racing, also known as dirt track racing, looks similar to Speedway racing but is quite different. Flat track motorcycles can have either two-stroke or four-stroke engines in amateur competition. Flat track bikes have front and rear suspension, and rear brakes. The brakes are what make it completely distinct from speedway, as the brakes allow for a different cornering technique. Four-stroke motorcycles dominate professional competition and depending on the venue, can be single or multi-cylinder. Racetracks vary in length from 1/4 mile (400 metres) to 1 mile (1600 metres). Successful riders will often move to