{"product_id":"807952a1-fuel-pressure-regulator-for-mercruiser-jlm-marine","title":"807952A1 Fuel Pressure Regulator for MerCruiser | JLM Marine","description":"\u003ch2\u003eFuel Pressure Regulator for MerCruiser 350 377 807952A1 5.0 5.7 6.2 7.4 454 4.3\u003c\/h2\u003e\n\n\u003cp\u003eThis fuel pressure regulator is designed for \u003cstrong\u003eMerCruiser EFI engines\u003c\/strong\u003e, including GM V-6 and V-8 models such as 305, 350, 377, and MCM 575SCi. It mounts directly on the fuel cooler and ensures proper fuel pressure regulation for optimal engine performance.\u003c\/p\u003e\n\n\u003cp\u003eThis aftermarket replacement directly replaces OEM part number \u003cstrong\u003e807952A1\u003c\/strong\u003e, providing reliable fitment and function for your MerCruiser fuel system.\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eMounts on fuel cooler (pink mark location)\u003c\/li\u003e\n\u003cli\u003eCompatible with MerCruiser EFI V-6 and V-8 engines\u003c\/li\u003e\n\u003cli\u003eDirect replacement for OEM 807952A1\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003ePart Number Cross-Reference\u003c\/h2\u003e\n\n\u003cp\u003eUse this table to confirm equivalent part numbers across OEM and aftermarket brands.\u003c\/p\u003e\n\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003cth\u003ePart Number\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMerCruiser\u003c\/td\u003e\n\u003ctd\u003e807952A1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eCompatible Engine Models\u003c\/h2\u003e\n\n\u003cp\u003eConfirm your engine model\/year in the table below.\u003c\/p\u003e\n\n\u003cdiv style=\"overflow-x:auto;\"\u003e\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eNotes\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMerCruiser\u003c\/td\u003e\n\u003ctd\u003eMCM\/MIE GM V-6, V-8 305, 350, 377 EFI\u003c\/td\u003e\n\u003ctd\u003eFits 5.0, 5.7, 6.2, 7.4, 454, 4.3 engines\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMerCruiser\u003c\/td\u003e\n\u003ctd\u003eMCM 575SCi\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eOEM Part Number\u003c\/td\u003e\n\u003ctd\u003e807952A1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eApplication\u003c\/td\u003e\n\u003ctd\u003eFuel Pressure Regulator\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Location\u003c\/td\u003e\n\u003ctd\u003eFuel Cooler (pink mark)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEngine Type\u003c\/td\u003e\n\u003ctd\u003eMerCruiser EFI V-6, V-8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"color:red;\"\u003e1 × Fuel Pressure Regulator\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eInstallation Guide\u003c\/h2\u003e\n\n\u003col\u003e\n\u003cli\u003eDisconnect the negative battery cable and relieve fuel system pressure before beginning work.\u003c\/li\u003e\n\u003cli\u003eLocate the fuel cooler on your MerCruiser engine and identify the mounting point marked with a pink indicator.\u003c\/li\u003e\n\u003cli\u003eDisconnect the fuel lines from the old pressure regulator, using appropriate line wrenches to prevent damage. Have a rag ready to catch any residual fuel.\u003c\/li\u003e\n\u003cli\u003eRemove the mounting bolts securing the old regulator to the fuel cooler.\u003c\/li\u003e\n\u003cli\u003eClean the mounting surface on the fuel cooler to ensure a proper seal.\u003c\/li\u003e\n\u003cli\u003ePosition the new fuel pressure regulator onto the fuel cooler, aligning the mounting holes.\u003c\/li\u003e\n\u003cli\u003eInstall and torque the mounting bolts to manufacturer specifications.\u003c\/li\u003e\n\u003cli\u003eReconnect the fuel lines to the new regulator, ensuring all connections are tight and secure.\u003c\/li\u003e\n\u003cli\u003eReconnect the negative battery cable and turn the ignition key to the \"on\" position (without starting) to pressurize the fuel system.\u003c\/li\u003e\n\u003cli\u003eInspect all connections for fuel leaks. If leaks are detected, relieve pressure and re-tighten connections.\u003c\/li\u003e\n\u003cli\u003eStart the engine and allow it to idle, checking again for any fuel leaks.\u003c\/li\u003e\n\u003cli\u003eTest the engine under normal operating conditions to verify proper fuel pressure and performance.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch2\u003eTroubleshooting \u0026amp; FAQ\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: How do I confirm this fuel pressure regulator fits my MerCruiser engine?\u003c\/strong\u003e\u003cbr\u003e\nA: Check the compatibility table above for your engine model. This regulator fits MCM\/MIE GM V-6 and V-8 engines (305, 350, 377 EFI) and MCM 575SCi models. If you're unsure, provide your engine serial number to verify fitment before purchasing.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What are the signs that my fuel pressure regulator needs replacement?\u003c\/strong\u003e\u003cbr\u003e\nA: Common symptoms include hard starting, rough idle, poor acceleration, black smoke from the exhaust, fuel odor, or visible fuel leaks around the regulator. A fuel pressure gauge test can confirm if the regulator is maintaining proper pressure.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Where exactly does this regulator mount on my engine?\u003c\/strong\u003e\u003cbr\u003e\nA: This fuel pressure regulator mounts directly on the fuel cooler, specifically at the location marked with a pink indicator on MerCruiser EFI engines.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: How often should I replace the fuel pressure regulator?\u003c\/strong\u003e\u003cbr\u003e\nA: There's no fixed replacement interval for fuel pressure regulators. Replace when you experience symptoms of failure or during routine fuel system maintenance. Inspect regularly for leaks or damage, especially on older engines.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: OEM vs. Aftermarket?\u003c\/strong\u003e\u003cbr\u003e\nA: This listing is an aftermarket replacement part (not an OEM component). We build to OEM specifications using comparable-grade materials. Production is done in an ISO9002-certified facility, and each batch is inspected for consistent performance.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: How fast do you ship and how much does it cost?\u003c\/strong\u003e\u003cbr\u003e\nA: We offer fast global shipping—typically 5–15 days worldwide—and standard shipping is free. Expedited options are available at checkout depending on your location.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What is your warranty and return policy?\u003c\/strong\u003e\u003cbr\u003e\nA: This product includes a 1-year warranty against manufacturing defects under normal use. If something goes wrong, contact our support team with your order details. Returns are accepted within our standard return window (unused \u0026amp; in original condition); please see our policy page or reach out for instructions.\u003c\/p\u003e\n\n\u003ch2\u003eImportant Notes\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003eVerify that the product images and specifications match your original part. If discrepancies exist—even if your model is listed—do not proceed with the purchase.\u003c\/li\u003e\n\u003cli\u003eThis product is an aftermarket replacement part and is not an OEM component.\u003c\/li\u003e\n\u003cli\u003eProfessional installation is recommended to ensure safety and optimal performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhy Choose JLM MARINE?\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuality Assured:\u003c\/strong\u003e As a trusted manufacturer for over 20 years, we supply top marine brands globally.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast Global Shipping:\u003c\/strong\u003e Free delivery worldwide in 5–15 days.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect from Manufacturer:\u003c\/strong\u003e Competitive pricing without compromising quality.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"JLM Marine","offers":[{"title":"Default Title","offer_id":51966113612089,"sku":"21SR011","price":48.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0885\/0433\/6697\/files\/31o0SIc78_S._SL250.jpg?v=1771923851","url":"https:\/\/jlmmarine.com\/products\/807952a1-fuel-pressure-regulator-for-mercruiser-jlm-marine","provider":"JLM Marine Boat Parts Limited","version":"1.0","type":"link"}