KIBBLEWHITE offers complete top-end maintenance kits designed to restore engine performance and reliability with competition-quality components. Each kit typically includes piston, rings, pin, clips, top-end gaskets, Black Diamond™ valves, reinforced springs and titanium cups to ensure a complete and seamless top-end rebuild. Pistons are precision-machined from high-strength 2618 aluminum alloy and benefit from a specific coating that reduces friction and improves durability. Black Diamond™ stainless steel valves offer superior strength and longevity to original components while maintaining excellent engine performance. Their optimized design guarantees perfect compatibility between all kit components to ensure greater reliability, efficient revving and excellent holding during intensive motocross or enduro use.

Fits :

YAMAHA WR 450 F 2023

YAMAHA WR 450 F 2022

YAMAHA WR 450 F 2021

YAMAHA WR 450 F 2020

YAMAHA WR 450 F 2019

YAMAHA WR 450 F 2018

YAMAHA WR 450 F 2018

YAMAHA WR 450 F 2018

YAMAHA WR 450 F 2017

YAMAHA WR 450 F 2017

YAMAHA WR 450 F 2016

YAMAHA WR 450 F 2016

YAMAHA WR 450 F 2015

YAMAHA WR 450 F 2015

YAMAHA WR 450 F 2014

YAMAHA WR 450 F 2014

YAMAHA WR 450 F 2013

YAMAHA WR 450 F 2013

YAMAHA WR 450 F 2012

YAMAHA WR 450 F 2012

YAMAHA WR 450 F 2011

YAMAHA WR 450 F 2011

YAMAHA WR 450 F 2010

YAMAHA WR 450 F 2010

YAMAHA WR 450 F 2009

YAMAHA WR 450 F 2009

YAMAHA WR 450 F 2008

YAMAHA WR 450 F 2008

YAMAHA WR 450 F 2007

YAMAHA WR 450 F 2007

YAMAHA WR 450 F 2006

YAMAHA WR 450 F 2006

YAMAHA WR 450 F 2005

YAMAHA WR 450 F 2005

YAMAHA WR 450 F 2004

YAMAHA WR 450 F 2004

YAMAHA WR 450 F 2003

YAMAHA WR 450 F 2003

YAMAHA YZ 450 F 2025

YAMAHA YZ 450 F 2025

YAMAHA YZ 450 F 2024

YAMAHA YZ 450 F 2024

YAMAHA YZ 450 F 2023

YAMAHA YZ 450 F 2023

YAMAHA YZ 450 F 2022

YAMAHA YZ 450 F 2022

YAMAHA YZ 450 F 2021

YAMAHA YZ 450 F 2021

YAMAHA YZ 450 F 2020

YAMAHA YZ 450 F 2019

YAMAHA YZ 450 F 2018

YAMAHA YZ 450 F 2017

YAMAHA YZ 450 F 2016

YAMAHA YZ 450 F 2016

YAMAHA YZ 450 F 2015

YAMAHA YZ 450 F 2014

YAMAHA YZ 450 F 2013

YAMAHA YZ 450 F 2012

YAMAHA YZ 450 F 2011

YAMAHA YZ 450 F 2010

YAMAHA YZ 450 F 2009

YAMAHA YZ 450 F 2008

YAMAHA YZ 450 F 2007

YAMAHA YZ 450 F 2006

YAMAHA YZ 450 F 2006

YAMAHA YZ 450 F 2005

YAMAHA YZ 450 F 2004

YAMAHA YZ 450 F 2003