Replace worn crankshaft keys for proper timing gear and dampener positioning. The key to success in a car building project is access to high quality, reasonably priced parts that get the job done right. Each All-star part is the result of our dedication to research and development. Once a need is established, parts are designed and manufactured by talented craftsmen, many of whom are racers and hot rudders themselves. Many All-star Performance parts are one-of-a-kind; you won't find them anywhere else