Water/oil Cooled 4-cylinder 4-stroke in-line engine, four titanium valves per cylinder Liquid-cooled, 4-stroke In-Line Four ...

Motorcycles like the Aprilia RSV4 and the BMW M 1000 RR are among the fastest motorcycles ... But compared to the utterly bonkers and certifiably unique Kawasaki Ninja H2R, they pale in comparison.

Q. Which is the best bike Kawasaki Ninja ZX 10R or BMW S 1000 RR? The Kawasaki Ninja ZX-10R is a liter-class track machine, the Ninja ZX-10R has won three World Superbike Championships in a row.