Ball stud's wear and over time require There is no way to repair a worn ball stud, it must be replaced with a new part. ATP ball studs are designed to fit and function just like the original part. This ball stud is popular on many 1982-94 GM Blazer, Jimmy (S/T series) and 1984-95 Camaro and Firebird w/ 6 Cyl. and 5 speed.