![]() ![]() The photo below shows what is included in this kit. They provide a sealed base for the top feed injectors. The billet aluminum injector seats are anodized and laser etched and press into the intake manifold as shown. NOTE: Short 34mm injectors are used in this kit because hood clearance may become an issue if taller injectors are used.īelow are some of the many fuel injectors that are a direct fitment with this Radium fuel rail kit: Refer the injector supplier to this page if needed. Most popular injector suppliers offer a fuel injector in this configuration. For this fuel rail, a 34mm tall universal injector with 14mm upper and lower O-rings must be used. ![]() Fuel injectors are not included and not sold by Radium Engineering. Reference the diagram below to ensure compatible fuel injectors are obtained. The Radium fuel rail converts from side feed fuel injectors to top feed, allowing the use of high flow aftermarket fuel injectors. Lastly, 3 of the plastic OEM 5mm spacers (Nissan 17522-10V00) must be reused and placed under the included mounting brackets for thermal insulation and proper fuel rail height. If so, then the Radium fuel rail will likely work as well. Click here to download installation instructions (PDF) PORTS AND FITTINGS The fuel rail end ports are tapped for 8AN ORB and the center port is tapped for. And always ask the intake manifold producer if the OEM fuel rail is compatible. Please use the photos on this page to judge if the fuel rail may be compatible. Radium Engineering has not tested every manifold on the market. NOTE: there are many aftermarket intake manifolds available for the SR20DET. This S13 SR20DET fuel rail will also work on most aftermarket intake manifolds that use the OEM fuel rail (as shown below). Radium Engineering has NOT tested on any FWD SR20 intake manifolds.įor the SR20DET S14/S15 fuel rail, go HERE. This fuel rail kit is designed for the Nissan S13 SR20DET (RWD configuration) intake manifold. This can be used as a location for a Radium FPD-R fuel pulse damper (P/N 20-0776), as shown below. This fuel rail features an extra 8AN ORB port in the center on the bottom. To verify clearance, the dimensional drawings on the product pages can be used as a reference guide. 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. It also has a 1/8NPT female port on the top.ĨAN ORB Adapter Fittings can be found HERE.ĨAN ORB Direct Mount Regulators can be found HERE.ġ/8 NPT Adapter Fittings can be found HERE.įuel Pressure Gauge Adapters can be found HERE.Īppropriate fittings must be selected based on the specific application. This fuel rail features 3 large threaded ports (ends and one on the bottom) that are -8AN ORB female. It installs to the factory fuel rail mounting points and uses aftermarket top-feed fuel injectors. The black satin anodized finish makes it safe to use with all blends of gasoline and alcohol fuels. This CNC machined fuel rail for the Nissan SR20DET features a large 0.69 inch internal bore and high flow ports that accept a wide variety of adapter fittings to suit any custom installation. See product page at for more information. This fuel rail converts to top feed injectors. CNC machined aluminum fuel rail for the S13 SR20DET. ![]()
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