read more The 2002 YZ450F is the top-drawer dirt bike in Yamaha's line-up , and it comes with a new 449cc engine, with liquid cooling and a 5-titanium-valve architecture, and redesigned automatic ...

(Robert Martin/) “The YZ450F is fast with aggressive bottom-end and smooth acceleration higher in the rpm range. Also, it has ...

The unique reverse-head engine is a perfect example of how Yamaha ... idealized ergonomics give you ultimate rider mobility on the YZ450F, for maximum control when accelerating, braking and ...