BOYESEN offers you its Pro Series carbon valves for FANTIC XX 250cc, YAMAHA YZ 250cc, specially designed to optimize the performance of your valve gear. Thanks to variable flexibility tailored to each engine and the use of aerospace-grade carbon, they deliver faster, more precise engine response. Their hydrocarbon-resistant rubber coating extends seal life, for lasting reliability even in extreme conditions.

PHOTO NON CONTRACTUELLE.

Fits on :

FANTIC XX 250 2024

FANTIC XX 250 2023

FANTIC XX 250 2022

YAMAHA YZ 250 (CG20) 2005

YAMAHA YZ 250 (CG23) 2023

YAMAHA YZ 250 (CG23) 2022

YAMAHA YZ 250 (CG23) 2021

YAMAHA YZ 250 (CG23) 2020

YAMAHA YZ 250 (CG23) 2019

YAMAHA YZ 250 (CG23) 2018

YAMAHA YZ 250 (CG23) 2017

YAMAHA YZ 250 (CG23) 2016

YAMAHA YZ 250 (CG23) 2015

YAMAHA YZ 250 (CG23) 2014

YAMAHA YZ 250 (CG23) 2013

YAMAHA YZ 250 (CG23) 2012

YAMAHA YZ 250 (CG23) 2011

YAMAHA YZ 250 (CG23) 2010

YAMAHA YZ 250 (CG23) 2009

YAMAHA YZ 250 (CG23) 2008

YAMAHA YZ 250 (CG23) 2007

YAMAHA YZ 250 (CG23) 2006

YAMAHA YZ 250 X 2020

YAMAHA YZ 250 X 2019

YAMAHA YZ 250 X 2018

YAMAHA YZ 250 X 2017

YAMAHA YZ 250 X 2016

YAMAHA YZ 250 2025

YAMAHA YZ 250 2024