This year, Yamaha celebrates its 50th Anniversary of World Championship Grand Prix racing.The 50th year came with an extra surprise as Yamaha Factory Racing MotoGP’s Jorge Lorenzo was able to don the number one plate from his 2010 title. And now Yamaha will continue the celebration with some special red and white livery on the factory Yamaha team protype, titled the “YZR-M1 WGP50th Anniversary Edition.”Lorenzo and his teammate, 2010 MotoGP Rookie of the Year Ben Spies, will unveiled the 50th Anniversary M1s at a special event Wednesday, June 22, in Assen. Lorenzo and Spies will then pilot the unique Yamaha MotoGP machines at Assen and Laguna Seca.Yamaha says “The unique red and white livery design pays homage to the iconic Yamaha Factory Racing liveries of the past with a modern twist. The red and white livery will be used by team riders Jorge Lorenzo and Ben Spies. The colors will also appear on all Yamaha staff and team crew as well as the Yamaha Factory Racing team’s pit box.”Yamaha will also use a special 50th Anniversary logo, which will be displayed on the 2011 YZR-M1 fuel tanks, and withing all Yamaha Factory Racing MotoGP Team uniforms. This special logo will also be in the pit garage of Ben Spies and Jorge Lorenzo, and on the transporters.Yamaha has also launched a special dedicated website, which “features an impressive archive tracking the history of Yamaha’s involvement with racing along with detailed historical information.” Throughout the season the site will be regularly updated with columns and videos along with exclusive messages and interviews of key people involved in the World Championship Grand Prix racing story of Yamaha.