Yamaha's development of V4 engine for MotoGP bike in advanced state

Yamaha's development of a new V4 engine for its MotoGP bike is in an advanced state, Autosport has learned.Yamaha has not publicly acknowledged that it is working on a change to its engine concept, which currently consists of an inline four-cylinder unit.The only references in this regard have been the very vague answers given by team riders Fabio Quartararo and Alex Rins to questions from ... Keep reading