Engine Timing Chain Tensioner GuideA timing chain guide serves as a track or guide, for the timing chain, connecting the crankshaft and camshaft. Designed to meet or exceed OEM performance requirements, Timing Guides, which are available in kits or as a stand-alone product, Tensioner GuideTensioner Guide, Timing ChainExtensively tested and measured for function, fitment, and durability to ensure optimal performance; CAD designed and manufactured using premium materials; Recommended that the chain tensioner(s), sprocket(s), and guide(s) also be replaced when the chain is replaced, as these components play a vital role in system stability and accurate timing; Refer to our online catalog for detailed application-specific informationTensioner Guide