The timing chain guide rail provides an additional protection to keep the chain on its pulleys. If you can hear a noise from the timing chain guide rail, this can be an early indication that the timing chain is losing tension and needs tightening or replacing.
Although it is a relatively cheap component, it is important that the timing chain guide rail is made from quality material as if it were to break it could cause problems in the engine. We have a great choice of timing chain guide rails at Eurocarparts.com. Simply enter the details of your vehicle into the website and you will find the appropriate component for your car. Show Less