Reference: P400485100020
Kit 450cc Ø95mm ATHENA racing for Yamaha YZ 450 F from 2006 to 2009 and WR 450 F from 2007 to 2015
Cylinder - full high performance piston of the highest quality taking the original displacement on your Yamaha YZ 450 F motocross from 2006 to 2009 and WR 450 F from 2007 to 2015!