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17 definitive concept cars feature in new Atlanta exhibition

Atlanta's High Museum of Art is gearing up for the opening of a new exhibition featuring some of the world's most influential concept cars. Dream Cars: Innovative Design, Visionary Ideas runs from 21 May to 7 September and includes 17 concept cars – and associated drawings and models – from the 1930s to the 21st Century. The aim of the exhibition is to demonstrate how these vehicles shifted the notion of The Car from that of a purely functional device to an embodiment of future possibilities.

Historic Brough Superior hits the auction block

Motorcycle pioneer and racer George Brough's 1925 prototype Brough Superior SS 100 Alpine Grand Sport has a shot at breaking the world record for motorcycles at auction on Dec. 15. The iconic piece from the Michael FitzSimons collection could fetch $600,000 to $700,000 at the New York auction house Phillips de Pury & Co.

2013 Nissan GT-R gets a tweak

Nissan has had a play with the GT-R for 2013 with suspension upgrades, sharper responses and a more comfortable ride. On the performance front, the 2013 model year Nissan GT-R gets a set of new high-output injectors which give more concise control to fuel for better mid range and high rev response, a new relief valve for the turbocharger bypass cuts the decrease of pressure to sustain response and a new oil pan baffle helps maintain oil pressure. On the handling front Nissan has revised dampers, springs and the front anti-roll bar to lower the centre of gravity, new cam bolts on the front suspension improve accuracy and the torque carrying capacity of the driveshaft to hub bearings has been increased to you can attack a track more reliably.