Source:Kevin Cameron for Cycle World:
Reduced fuel capacity means rougher engine response, just like a two-stroke.
We’ve all just been reading about developments revealed at the first preseason MotoGP test at Sepang, Malaysia. This is the first public running of the prototype “Factory” Honda and Yamaha engines under the new rule reducing fuel quantity from 21 liters to 20 (“Open” entries get 24 liters). Although most accounts have the Hondas dealing with this better than the Yamahas, engine operation is harsher, and coming on-throttle is now less smooth.
For the rest click HERE