LatemodelRestoration.com carries the timing chain covers that every Mustang owner will end up needing. The Mustang Timing Cover serves more than one purpose on your Mustang Engine. As it's name implies, it covers your timing chain keeping the Engine Oil in & dirt & debris out. On 79-95 5.0L Mustang, it also acts as the mounting location for the Mustang Water Pump & houses coolant passeges in to the Mustang Engine Block. On 96-04 4.6L Mustang, it contains various mounting points for the Accessory Drive like the Belt Tensioner & Idler Pullies.