Radium Fuel Rails Top Feed Conversion - Subaru STI Versions 1-2 JDM Models

The EJ Top Feed Fuel Rail Upgrade will include the 1-2 conversion fuel rail mounts to fit the Subaru WRX/STI. 

RallySport Direct carries highly engineered products designed to improve the performance and longevity of your vehicle brought to you by Radium Engineering. 

 

These are Radium's Subaru EJ Top Feed Fuel Rail Conversion Kit. This kit will convert the OEM side feed fuel injector setup to top feed allowing the use of high-flow fuel injectors. The fuel rail injector bores are 14mm ID, are manufactured with a large internal bore, and can support all necessary engine power requirements. These are CNC machined from solid 6061 aluminum and are anodized black with laser engraving for a high-quality surfaced finish. The fuel rails are compatible with all fuel types including popular alcohol mixtures such as E85.

 

For this particular kit, adaptable mounting brackets are included that allow a wide range of Subaru vehicles to be used. Each fuel rail features (3) 8AN ORB threaded ports (6) total. Press-fit spacers are also included to thermally insulate the intake manifold heat transfer. 

 

HIGHLIGHTS:

• CNC machined from solid 6061 aluminum
• Anodized black with laser engraving for a high-quality surfaced finish
• Compatible with all fuel types including popular alcohol mixtures such as E85
• The four billet injector seats are also anodized and laser-etched and provide a sealed receptacle for top-feed fuel injectors
• The seats are designed for injectors with 14mm lower O-rings
• Each fuel rail features (3) 8AN ORB threaded ports (6) total
• Press-fit spacers are included to thermally insulate the intake manifold heat transfer

 

INCLUDES:

• (2) Black anodized laser-etched aluminum fuel rails
• (2) Black anodized version 1-2 conversion fuel rail mounts 
• (4) Black anodized and laser-etched 26mm injector seats
• (4) Thermal insulating press-in spacers 
• (4) Stainless steel M8 x 1.25 mounting bolts