Superkart Exhibition Hosted by MotoGP Laguna Seca
10 Jun 2009, 13:55 UTC · By: Alina Dumitrache / Yamaha legends Eddie Lawson, Wayne Rainey and Kenny Roberts Sr. will take on The Doctor at the SuperKart Exhibition, Mazda Raceway Laguna Seca announced. Valentino Rossi and the other Yamaha Worl...