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 20-0763-02 FUEL RAILS, TOP FEED CONVERSION, SUBARU EG33VEHICLE COMPATIBILITY Subaru Alcyone SVX Below are some of the many fuel injectors that are a direct fit: Injector Dynamics ID1050-XDS-34-14-14Injector Dynamics ID1300-XDS-34-14-14Injector Dynamics ID1700-XDS-34-14-14Injector Dynamics ID2600-XDS-34-14-14  OVERVIEW The EG33 H-6 engine is found in the Subaru Alcyone SVX. Each fuel rail features three 8AN ORB threaded ports (6 total).  INCLUDES-Black Anodized Laser Etched Aluminum Fuel Rails (x 2)-Black Anodized and Laser Etched 26mm Injector Seats (x 6)-Black Anodized Fuel Rail Mounts (x 4)-Stainless Steel M6x 1 Fuel Rail Mount Bolts (x 8)-Stainless Steel M8x 1.25 Mounting Bolts (x 4) Instruction PDF