Fuel Rails
Fuel rail assembly includes a fuel pressure regulator, individual high pressure fuel injectors, and on 2.8L (VIN S) Camaro and Firebird models, a cold start injector fuel inlet line. The fuel injectors fit into individual sockets of base plate. Injectors are force fit into fuel rail opening. See Fig 1 . Retainer clip is pushed into its locked position. Some retainer clips must be rotated in the proper direction to lock. The fuel rail provides the upper mount for fuel injectors. Spring-loaded pressure tap may be used for testing fuel system.