20003 - 20003 - Cylinder Works Standard Cylinder - Yamaha WRF450 2013-15, YZF450 2006-09, YFZ450R ATV 2012-17
£424.99
Features: Ready-to-install, direct bolt-on cylinder requires no re-plating and looks virtually identical to the OEM cylinders. Nickel silicon carbide-plated for long life. Made in the U.S.A..