{"product_id":"radium-engineering-diaphragm-service-replacement-fpr","title":"Radium Engineering Diaphragm Service Replacement FPR","description":"\u003cp\u003eRadium Engineering developed the \u003cstrong\u003eDiaphragm Service Replacement FPR\u003c\/strong\u003e around the needs of modified street and competition cars, where component compatibility and clean system layout matter as much as outright capacity.\u003c\/p\u003e\u003ch3\u003eWhy This Upgrade Matters\u003c\/h3\u003e\u003cp\u003eFuel pressure control is fundamental to injector consistency and repeatable tuning. A regulator must manage return flow while maintaining the pressure strategy required by the injectors and ECU, particularly as pump flow and engine demand increase.\u003c\/p\u003e\u003ch3\u003eProduct-Specific Details\u003c\/h3\u003e\u003cp\u003eReplacement diaphragm for Radium fuel pressure regulators\u003c\/p\u003e\u003ch3\u003eTechnical Notes\u003c\/h3\u003e\u003cp\u003eBase pressure should be set with the system configured as required by the engine management strategy. Pump flow affects the regulator' operating range, and boosted applications may require a manifold-reference connection where the specific regulator supports it.\u003c\/p\u003e\u003ch3\u003eRadium Part Number\u003c\/h3\u003e\u003cp\u003e\u003ccode\u003eRAD18-0017\u003c\/code\u003e\u003c\/p\u003e\u003ch3\u003eEnthusiast Notes\u003c\/h3\u003e\u003cp\u003eFor tuned cars, stable pressure is part of stable fueling. Set the regulator with a gauge or sensor and validate pressure behavior under load rather than assuming the static setting tells the whole story.\u003c\/p\u003e\u003ch3\u003eBefore Ordering\u003c\/h3\u003e\u003cp\u003eConfirm required base-pressure range, total pump flow, feed\/return port sizes and whether vacuum\/boost reference is required. A regulator should be sized as part of the complete fuel system.\u003c\/p\u003e","brand":"Radium Engineering","offers":[{"title":"Default Title","offer_id":48049111924986,"sku":"RAD18-0017","price":28.45,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0325\/6352\/7739\/files\/7ff02a74-d756-49e8-96fc-95a77724952c-800.jpg?v=1764569129","url":"https:\/\/lgcracing.com\/products\/radium-engineering-diaphragm-service-replacement-fpr","provider":"Legacy Racing","version":"1.0","type":"link"}