ATHENA offers you these replacement exhaust valves for your kit ATHENA P400485100042 BIG BORE 272cc or also called 300cc mounted on your YAMAHA YZ 250. This valve kit is delivered as on the picture. So it is complete and ready to be installed on your cylinder.

Fits on:

YYAMAHA YZ 250 (CG13) 250 2003

YAMAHA YZ 250 (CG17) 250 2004

YAMAHA YZ 250 (CG20) 250 2005

YAMAHA YZ 250 (CG23) 250 2021

YAMAHA YZ 250 (CG23) 250 2020

YAMAHA YZ 250 (CG23) 250 2019

YAMAHA YZ 250 (CG23) 250 2018

YAMAHA YZ 250 (CG23) 250 2017

YAMAHA YZ 250 (CG23) 250 2016

YAMAHA YZ 250 (CG23) 250 2015

YAMAHA YZ 250 (CG23) 250 2014

YAMAHA YZ 250 (CG23) 250 2013

YAMAHA YZ 250 (CG23) 250 2012

YAMAHA YZ 250 (CG23) 250 2011

YAMAHA YZ 250 (CG23) 250 2010

2009 YAMAHA YZ 250 (CG23) 250

YAMAHA YZ 250 (CG23) 250 2008

2007 YAMAHA YZ 250 (CG23) 250

YAMAHA YZ 250 (CG23) 250 2006