July 23, 2011 Yamaha prepare to celebrate 50th anniversary Edit Delete Tags Autopost The iconic Laguna Seca circuit in California prepares to welcome the MotoGP paddock this weekend for...Source: http://www.fim-live.com//en/media/news/news-detail/article/1311145609-yamaha-prepare-to-celebrate-50th-anniversary/Ake Jonsson Julien Bill Pierre Karsmakers