2021 Honda CBR1000RR-R Fireblade SP Review – First Ride

The ram-air opening is the same volume as the RC213V MotoGP bike. If you look closely you’ll see an inner lip along each edge of the opening. This acts as a kind of turbulator to the incoming air, which has a very direct path to the airbox thanks to the removal of the traditional ignition barrel where one would normally insert their key. Also, winglets.