{"product_id":"fuel-pressure-regulator-carburetor-chrome-fit-holley-12-803-2-port-4-1-2-to9-psi","title":"Fuel Pressure Regulator Carburetor Chrome Fit Holley 12-803 2 Port 4 1\/2 to9 PSI","description":"\u003ch2\u003eFuel Pressure Regulator Carburetor for Holley 12-803\u003c\/h2\u003e\u003cp\u003eThis chrome fuel pressure regulator is a two-port unit for Holley 12-803 applications, adjusting fuel delivery from 4 1\/2 to 9 PSI for consistent carburetor performance.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis chrome fuel pressure regulator is a two-port unit built for Holley 12-803 applications. It controls fuel pressure delivered to the carburetor, adjustable from 4 1\/2 to 9 PSI, so the engine receives a steady, correct feed. It suits carbureted builds where fuel pressure needs dialing in for reliable running.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eTwo-port design for straightforward fuel line plumbing\u003c\/li\u003e\n\u003cli\u003eAdjustable output from 4 1\/2 to 9 PSI\u003c\/li\u003e\n\u003cli\u003eChrome finish resists corrosion in engine bay conditions\u003c\/li\u003e\n\u003cli\u003eReferenced to Holley 12-803 for fitment guidance\u003c\/li\u003e\n\u003cli\u003eCompact body for easy mounting near the carburetor\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eSetting fuel pressure on carbureted street builds\u003c\/li\u003e\n\u003cli\u003eTuning fuel delivery after a carburetor swap\u003c\/li\u003e\n\u003cli\u003eReplacing a tired or leaking regulator in a fuel line\u003c\/li\u003e\n\u003cli\u003eSupporting consistent fuel feed during hard acceleration\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecs At A Glance\u003c\/h4\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Number(s)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e12-803\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePorts\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2 Port\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePressure Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4 1\/2 to 9 PSI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFinish\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eChrome\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eApplication\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCarburetor Fuel Pressure Regulation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch4\u003eGood To Know\u003c\/h4\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Is this an original Holley part? \u003cstrong\u003eA:\u003c\/strong\u003e This is a replacement regulator referenced to Holley 12-803 fitment. It is not an original brand product.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Do I need a gauge to set it? \u003cstrong\u003eA:\u003c\/strong\u003e A fuel pressure gauge helps you set the 4 1\/2 to 9 PSI range accurately. Check pressure at the carburetor inlet after installation.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eSlight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.\u003c\/em\u003e\u003c\/p\u003e","brand":"Solid Spare","offers":[{"title":"Default Title","offer_id":50556791652438,"sku":"ZZ3P00018","price":50.59,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/s-l1600_13617642-069a-4004-a054-5eae49e7ee2a.jpg?v=1790929534","url":"https:\/\/www.solidspare.com\/products\/fuel-pressure-regulator-carburetor-chrome-fit-holley-12-803-2-port-4-1-2-to9-psi","provider":"Solid Spare","version":"1.0","type":"link"}