{"product_id":"radium-engineering-nissan-silvia-sr20det-fuel-rail-kit-s13","title":"Radium Engineering Nissan Silvia SR20DET Fuel Rail Kit - S13","description":"\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eRadium Engineering Top Feed Fuel Rail Conversion Kit — Nissan SR20DET S13 (20-0558)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eConverts the OEM side-feed injector setup to top feed, which is the change that opens up the entire aftermarket injector catalog on an SR20. The factory side-feed arrangement limits you to a shrinking pool of options; top feed puts every major manufacturer's rail-mount injector on the table.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eA large 0.69\" internal bore supports whatever the engine needs without pressure drop across the rail at high duty cycle. CNC machined from solid 6061 aluminum and black satin anodized — safe with all blends of gasoline and alcohol fuels.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003ePorts:\u003c\/strong\u003e three 8AN ORB female (both ends and one on the bottom) plus a 1\/8 NPT female gauge port on top. That gives you flexibility on feed, return, and pressure sensing.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eInstalls to the factory fuel rail mounting points. Billet aluminum injector seats are anodized, laser etched, and press into the intake manifold to provide a sealed base for the top feed injectors.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eFitment:\u003c\/strong\u003e 1989-1993 Nissan 240SX, Silvia, 180SX — S13 SR20DET, RWD configuration intake manifold. Also works on aftermarket manifolds designed around the OEM side-feed rail. \u003cstrong\u003eNot tested on FWD SR20 manifolds.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eInjector requirement:\u003c\/strong\u003e 34mm tall universal injector with 14mm upper and lower O-rings. Radium specifies the short 34mm height deliberately — taller injectors create hood clearance problems on this chassis.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eReuse three OEM 5mm plastic spacers\u003c\/strong\u003e (Nissan 17522-10V00) under the mounting brackets for thermal insulation and correct rail height.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eInjectors and fittings not included.\u003c\/p\u003e","brand":"Street Strip Supply","offers":[{"title":"Default Title","offer_id":47294062919853,"sku":null,"price":218.45,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0779\/8105\/7197\/files\/rad20-0558.jpg?v=1787400238","url":"https:\/\/streetstripsupply.com\/products\/radium-engineering-nissan-silvia-sr20det-fuel-rail-kit-s13","provider":"Street Strip Supply","version":"1.0","type":"link"}