By Gary Symons TLL Editor in Chief MotoGP Authentics will auction off 30 limited edition, signed helmets from the Superbike legend Carlos Checa, raising funds for Valencia flood relief. The auction is a collaboration between the two-time Grand Prix champion and MotoGP Authentics, which is operated by Memento Exclusives under license from Dorna Sports. Checa and MotoGP … [Read more...] about MotoGP Authentics to Raise Funds for Valencia Flood Victims