ACDelco 12626407 GM Original Equipment Timing Chain Tensioner Kit with Retainer and Bolt

ACDelco GM Original Equipment Engine Timing Chain Tensioner Kits help maintain a consistent amount of tension within the timing chain to help reduce the effect that slack has on the valve timing of the engine, and are GM-recommended replacements for your vehicles original components. These original equipment tensioner kits contain components that will provide the same performance, durability, and service life you expect from General Motors.