Endurance racing (motorsport) these classes continued to embrace the endurance format. Multiple drivers per car was an early adaptation as the rigors of endurance racing quickly overcome the abilities of most racing drivers to compete solo, although solo attempts on 24 hour races like Le Mans would continue into the 1950s. The various endurance formats were appealing to manufacturers, not only as alternatives to the expense of Grand Prix racing, but also because of its increased relevance to road going models. In automobile endurance racing, three events have come to form a Triple Crown. They are considered three of the most challenging endurance
2016 Shannons Nationals Motor Racing Championships season 2016 Shannons Nationals Motor Racing Championships season The 2016 Shannons Nationals Motor Racing Championships season is the eleventh running of the Shannons Nationals Motor Racing Championships. The season started on 1 April at Sandown Raceway and will finish on 13 November at Sydney Motorsport Park. Twelve different series will be a part of the Championships in 2016: the Australian Endurance Championship, Australian GT Trophy Series, Touring Car Masters, Porsche GT3 Cup Challenge Australia, Kumho Tyres V8 Touring Cars, Kerrick Sports Sedan Series, Radical Australia Cup, Australian Formula 3 Championship, Australian Formula 4 Championship, Australian Formula Ford Series, Australian Production Car