Yamaha has made some exceptional motorcycle and car engines over the years, powering its vehicles and those of other brands.
Yamaha made something special with that engine, and it's the same for the R1, as well as the brand's MotoGP entry. But the latter might be changing as, while there's just nothing like it on the ...
On straight road 10r is obviously Fast but on the corners R1 is Faster, R1 has Cross plane Engine which is why it sounds so god damn different form other typical inline 4 bikes(I love it).