Lifter Set: Olds 403 77-79 Era Firebird TANew Set of 16 engine lifter for the 403 Olds V8 series.. as found in the 77 79 Firebird Trans Am series not Chev.. they are different. This set does ONE engine ie you get 16. Brands maybe Federal Mogul, Comp, Sealed Power (owned by Federal Mogul) Isky, or like quality parts. Most of these are now manufactured by those brands ANYWHERE in the world to their own quality standards.