PORTS AND FITTINGS

This fuel rail features three 8AN ORB ports, one in the center and one at each end. O-ring style fittings must be used in these ports. No fittings are included with this fuel rail and must be purchased separately.

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.

Compatible with the following BMW engines (M50 / M52 / M52TU / M54 / M56 / S50 / S52)

This Radium Engineering fuel rail is CNC machined from extruded 6063 aluminum, black anodized, and laser etched for a high quality surface finish. 

They are compatible with all fuel types including popular alcohol mixtures such as E85. 

The fuel rail has three 8AN ORB threaded ports in total. Optionally, Radium FPD-R or FPD-XR fuel pulse dampers fit in the center fuel rail port (as shown below).

INCLUDED

-Black Anodized Laser Etched Fuel Rail

-Mounting Feet for all Compatible Engines

-Stainless Steel Mounting Hardware

Instruction PDF