Timing Chain Tensioner (Race Version)Applications: All K Series engines Features: Ideal for High HP Applications Fully Rebuildable Notes: This is for built motors with large cams. Not to be used on stock motors. Required to use a new chain with install, you want to avoid reusing an old stretched chain. Does NOT fit K24Z Series The K Tuned Timing Chain Tensioner was designed in conjunction with an OEM parts manufacturer and features an upgraded internal spring to support the use of higher