Yamaha’s return to the South African National Superbike and Supersport championships, the team has revealed its riders for 2013.
Robert Portman the National Superbike rider and magazine editor, sixth in National Superbikes in 2012, will take on the 2013 National Superbike championship on a Yamaha R1.
Portman is a veteran on both 600cc and one-litre bikes, which will prove invaluable to the team as it develops the Yamaha R1 and R6 into race-winning machines.
Rose among the thorns:A new entrant to National Superbikes, Portman will be partnered by Dylan White. He was 10th in the 2012 National Supersport championship after suffering three DNF’s and being forced to miss two rounds of the championship through injury. 
The team’s hope for 2013 title will lie with Dean Vos, who will ride the multiple-championship winning Yamaha R6 in 2013. He proved his worth in 2012 with fifth in the National Supersport championship, despite two DNF’s.
The first round of the 2013 National championship will be at Kyalami on February 23.
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http://en.africatopsports.com/2013/01/20/motor-race-2013-f1-cars-are-the-same/