The top speed of Yamaha YZF-R6 is around 245-255 KMPH. Outside India, it is available in 3 exciting and attractive shades which are Race Blue, Matt Grey and Competition White. It is powered by a 600cc liquid-cooled, DOHC, 4-stroke, 4-valves engine. 6 Things You Need to Know about Yamaha YZF-R6