Billet Fuel Rail Replacement EFI 280Z 280ZXBillet fuel rail (1 2" I. D.) with mounts for Datsun 280Z and 280ZX, 1975 83. Includes billet brackets and SS hardware. Uses 6AN ORB threads on the fuel inlet and outlet. Choose from stock injector style with barbed fittings or O ring injector style which uses 14mm O rings. The 650 309 stock injector rail comes with 5 16" barbed fittings on each end as well as injector fittings. *Aluminum fuel rails may have scuffs or scrapes from the machining