Yamaha has just introduced its 2009 YZF-R1 top supersport model with the intention of becoming a class leader. That means a lot of engineering refinement, something that would normally make the ...

Michael Neeves says the new Yamaha R1 engine with crossplane crank gives the bike all the top-end rush of an inline-four, with the low down grunt of a twin and at the launch of the bike in Australia, ...