Tokyomods Maunal Cam Chain Tensioner ? CRF150-250R/X

The Tokyomods manual cam chain tensioner eliminates the possibility of catastrophic engine failure due to OEM automatic tensioner failure. Used and trusted by Factory Honda Racing, Factory Yamaha Racing, and top engine builders worldwide. Our tensioner will increase horsepower and extend your cam chain and cam chain slider life. Easy installation with no special tools required. Detailed installation instructions are included. Made in USA!