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Radium Engineering top-feed conversion fuel rails for Subaru EJ V1–V2 engines are billet aluminum rails that convert the platform to top-feed injectors and include 8AN ORB ports. Built for high-flow applications and compatible with ethanol blends, these rails provide a clean, direct solution for converting early EJ engines to a top-feed injector arrangement without compromising port availability.
Radium Engineering Subaru EJ V1-2 Top Feed Conversion Fuel Rails V1-2
