{"product_id":"nxoizam-carburetor-rebuild-kit-for-mercruiser-2-barrel-3-0l-5-7l-full-gasket-needle-float-set","title":"Nxoizam Carburetor Rebuild Kit for Mercruiser 2‑Barrel (3.0L–5.7L) — Full Gasket, Needle \u0026 Float Set","description":"\u003cp\u003e\u003cstrong\u003eThe Nxoizam Carburetor Rebuild Kit renews worn Mercruiser 2-barrel carburetors (3.0L, 4.3L, 5.0L, 5.7L) with a complete set of gaskets, needles, seats and a replacement float so your engine runs smoother and more reliably.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eWhether restoring an older Mercury\/Rochester 2-barrel carburetor or refreshing performance on a Mercruiser outboard, this all-in-one rebuild kit collects the common wear parts you need to bring a carburated induction system back to spec. The components are designed to match part numbers used across many Mercruiser and Mercury Marine applications; confirm compatibility against your carburetor number before installing. The kit aims to replace deteriorated seals, small hardware and the float that most often cause poor idle, leaks and fuel-level issues.\u003c\/p\u003e\n\n\u003ch3\u003eWhat parts are included and how complete is the kit?\u003c\/h3\u003e\n\u003cp\u003eThis kit bundles the typical consumables required for a full rebuild of a 2-barrel Rochester-type carburetor: gaskets, O-rings, needle and seat assemblies, jets, small springs and a replacement float. It does not include large cast parts like the carburetor body or throttle plates.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFull set of gaskets and seals for float bowl and metering areas\u003c\/li\u003e\n  \u003cli\u003eNeedle \u0026amp; seat assemblies to control fuel flow into the bowl\u003c\/li\u003e\n  \u003cli\u003eMain and idle jets plus small springs and clip hardware\u003c\/li\u003e\n  \u003cli\u003eReplacement float matched to common Mercruiser 2-barrel models\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhich Mercruiser and Mercury engines will this fit?\u003c\/h3\u003e\n\u003cp\u003eThe kit targets a range of Mercury\/Rochester 2-barrel carburetors used on Mercruiser 3.0L, 4.3L, 5.0L and 5.7L engines and several GM-sourced marine engine applications. Part numbers listed with the kit (examples: 1389-9670A2, 3310-807312A1) help you verify fitment; always match the carburetor number stamped on your unit before ordering.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatible with many Mercruiser 2-barrel Rochester carbs (3.0L–5.7L)\u003c\/li\u003e\n  \u003cli\u003eUseful for GM-based marine engines cited in manufacturer fit lists\u003c\/li\u003e\n  \u003cli\u003eNot universal—confirm part number compatibility first\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow difficult is installation and what tools are needed?\u003c\/h3\u003e\n\u003cp\u003eInstallation is intended for boat owners or mechanics with basic mechanical skills and common hand tools. The process typically involves removing the carburetor, disassembling the body, cleaning surfaces, replacing kit parts, and reassembling with correct torque on fasteners.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eBasic hand tools: screwdrivers, socket set, pliers\u003c\/li\u003e\n  \u003cli\u003eCarburetor cleaner and a clean work surface recommended\u003c\/li\u003e\n  \u003cli\u003eCommon tasks: replace float, reseat needles, swap gaskets\u003c\/li\u003e\n  \u003cli\u003eProfessional service recommended if unsure about jet calibration\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this kit improve fuel efficiency or resolve leaks?\u003c\/h3\u003e\n\u003cp\u003eReplacing worn seals, needle seats and the float can restore proper fuel level and metering, often eliminating leaks and unstable idle. While results vary by engine condition and tuning, renewed sealing and correct float operation are practical first steps toward improved drivability.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eStops fuel seepage caused by perished gaskets and seals\u003c\/li\u003e\n  \u003cli\u003eRestores float-level control for consistent metering\u003c\/li\u003e\n  \u003cli\u003eMay reduce hesitation and rough idle caused by worn parts\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The Nxoizam Carburetor Rebuild Kit is suited to boat owners, DIY marine mechanics and professional technicians working on Mercury\/Rochester 2-barrel carburetors used in Mercruiser 3.0L–5.7L applications. If you have an older carburated Mercruiser engine showing fuel leaking, poor idle, or unreliable throttle response and you can match your carburetor part number to the kit listing, this set provides the common replacement parts to address those symptoms. For complex tuning or calibration beyond parts replacement, consult a marine service technician.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How do I confirm this kit fits my carburetor?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Match your carburetor's stamped part number to the kit's listed numbers before ordering.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I install this kit myself?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes—owners with basic mechanical skills and common hand tools can perform the rebuild.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Nxoizam","offers":[{"title":"Default Title","offer_id":48084387397790,"sku":"B0FSKCG67B","price":30.47,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/nxoizam-carburetor-rebuild-kit-front-packaging.jpg?v=1785853010","url":"https:\/\/northtrailauto.ca\/products\/nxoizam-carburetor-rebuild-kit-for-mercruiser-2-barrel-3-0l-5-7l-full-gasket-needle-float-set","provider":"North Trail Auto","version":"1.0","type":"link"}