2015 Yamaha YZF-R1 Dyno Run and Power Comparison | DYNO TEST
Yamaha claims more power from this track-oriented superbike with an all-new engine for 2015. The cylinder bores are bigger, the valves are bigger, the redline is higher, and it has lots of other go-fast mods. So how much power does it put to the ground? Watch the video and see!