Yamaha and PETRONAS Conclude MotoGP Partnership

Yamaha Racing Sunday, 01 Jan 2012 As 2011 draws to a close it marks the end of a successful partnership between Yamaha's Factory MotoGP Team and PETRONAS....

Source: http://www.motorsportsjournal.com/archives/2012/01/yamaha_and_petronas_concl.php

Cecil Green Keith Greene Masten Gregory Cliff Griffith Georges Grignard Bobby Grim Romain Grosjean