Yamaha dominated 2017 MotoGP pre-season testing and the opening rounds with Maverick Vinales. Then it all fell apart. Trying to figure out why would tangle the team in knots it's yet to fully unravel.
November 15, 2016. Maverick Vinales tops the opening day of post-season MotoGP testing at Valencia on his debut with his new Yamaha team, recording a best time of 1m30.930s.
November 14, 2017. Vinales again tops the first day of Valencia testing for Yamaha with a 1m30.189s.