The PSR Billet Aluminum Manual Timing chain Tensioner - Eliminates problems caused by the Factory Hydraulic Tensioner 

Features:

• CNC machined from billet aluminum

• Replaces factory automatic/hydraulic tensioner

• Stops out of timing issues and timing chain rattling caused by automatic tensioner failure

• Eliminate timing chain over-tension/premature engine wear caused by hydraulic tensioner

Fitment:

YZ250F - 2014 - 2020

YZ450F - 2006 - 2022

YZ450FX - 2016 - 2022 

YFZ450R - 2009 - 2021

Yamaha YZ250F Performance Upgrades

YZ450F performance products  Yamaha YZ450F Performance Section 

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