PORTS AND FITTINGS The fuel rail ports are tapped for 8AN ORB. 8AN ORB Adapter Fittings. 8AN ORB Direct Mount Regulators. 8AN ORB Fuel Pulse Dampers. Fuel Pressure Gauge Adapters. Appropriate fittings must be selected based on the specific application. Ample space around the fuel rail port(s) is necessary for larger accessories such as fuel pressure regulators, fuel pressure gauges, and fuel pulse dampers. To verify clearance, the dimensional drawings on the product pages can be used as a reference guide. 20-1536 COMPATIBILITY Ford Falcon BA Turbo Barra Ford Falcon BF Turbo Barra Ford Falcon FG Turbo Barra Ford Falcon FG Non Turbo Barra Compatible with all fuel types including popular alcohol mixtures such as E85  This Radium Engineering fuel rail is CNC machined from extruded 6063 aluminum, black anodized, and laser etched for a high quality surface finish. It features a large 0.69" center bore for optimal flow. FUEL INJECTOR COMPATIBILITY This fuel rail is compatible with factory or OEM equivalent fuel injectors. If upgrading fuel injectors, consult your aftermarket injector supplier for details. Radium Engineering cannot specify any further injector dimensions other than stating ‘OEM equivalent’. Like the original fuel rails, the injector bores are 14mm ID so factory injectors are permitted. Instruction PDF