{"product_id":"labwork-carb-repair-kit-for-johnson-evinrude-v4-85-140hp-pack-of-2-with-float-replacements-and-seals","title":"labwork Carb Repair Kit for Johnson Evinrude V4 85-140hp — Pack of 2 with Float Replacements and Seals","description":"\u003cp\u003e\u003cstrong\u003elabwork Carb Repair Kit with float replacement restores reliable fuel metering for Johnson and Evinrude V4 outboards from 85 to 140 horsepower.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis kit contains two complete carburetor repair sets including float replacements engineered to fit many popular Johnson and Evinrude V4 engines (85–140 HP). Each component is manufactured from durable materials to resist leaks and wear, helping you get a tighter seal and steadier idling without a full carb overhaul. Before purchasing, confirm compatibility by cross-referencing the OEM numbers listed below.\u003c\/p\u003e\n\n\u003ch3\u003eWill this repair kit fit my Johnson or Evinrude V4 engine?\u003c\/h3\u003e\n\u003cp\u003eThe labwork kit is designed for a wide range of Johnson and Evinrude V4 outboards from 85 to 140 horsepower. It replaces several OEM part numbers commonly used across those models, but fitment depends on your carburetor revision and casting.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatible HP range: 85, 90, 100, 115, 125, 140\u003c\/li\u003e\n  \u003cli\u003eReplaces OEM numbers: 390055, 392550, 398526, 435443, 434888, 439076, 433519\u003c\/li\u003e\n  \u003cli\u003eIncludes two identical carburetor repair kits per package\u003c\/li\u003e\n  \u003cli\u003eVerify your engine’s part number before ordering to ensure correct application\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat parts are included and how do they improve carb performance?\u003c\/h3\u003e\n\u003cp\u003eEach repair kit contains the essential wear items that commonly cause fuel leaks, flooding, and inconsistent idle when they fail. Replacing the float and seal components restores proper fuel level control and helps prevent fuel from overflowing into the intake, improving starts and throttle response.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eReplacement float assemblies for accurate fuel metering\u003c\/li\u003e\n  \u003cli\u003eSeals and gaskets made from materials designed to resist ethanol and fuel breakdown\u003c\/li\u003e\n  \u003cli\u003eComponents sized to match OEM tolerances for a proper fit\u003c\/li\u003e\n  \u003cli\u003eTwo kits in the pack for servicing multiple carb bowls or a paired engine\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow difficult is installation and what tools will I need?\u003c\/h3\u003e\n\u003cp\u003eInstalling the kit is a moderate DIY job for anyone comfortable disassembling carburetor bowls and working with small parts. Basic hand tools and a clean work area are essential; detailed service manuals or online guides for your specific engine make the job easier and help prevent mistakes.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eTypical tools: screwdrivers, socket set, needle-nose pliers, torque driver\u003c\/li\u003e\n  \u003cli\u003eRecommended: carb cleaner, small parts tray, service manual for torque specs\u003c\/li\u003e\n  \u003cli\u003eAllow extra time for inspection and cleaning of jets and passages\u003c\/li\u003e\n  \u003cli\u003eIf unsure, a marine mechanic can perform the replacement quickly\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow can I tell if I need this replacement kit?\u003c\/h3\u003e\n\u003cp\u003eSymptoms that point to worn floats or seals include fuel smelling inside the boat, rough idling, hard starts, or visible fuel dripping from the carburetor. Routine inspection during winterization or annual service can catch deteriorated parts before they cause performance or safety issues.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eLook for fuel leaks around the carb bowl and float chamber\u003c\/li\u003e\n  \u003cli\u003eObserve unstable idle or flooding after shutdown\u003c\/li\u003e\n  \u003cli\u003eCheck for swollen or cracked gaskets and deteriorated rubber parts\u003c\/li\u003e\n  \u003cli\u003eCompare current OEM part numbers to the list above for fitment match\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho this is for: This labwork Carb Repair Kit is aimed at boat owners, DIY mechanics, and marine technicians maintaining Johnson and Evinrude V4 outboards in the 85–140 HP range who want an economical way to restore carburetor fuel control without replacing the entire carb. It’s also useful for shops and fleet operators who service multiple engines and prefer stocking a reliable aftermarket repair option that replaces common OEM part numbers. Remember to confirm your engine’s specific part number before ordering to ensure proper compatibility.\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: Does this kit include both floats for dual carburetors?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: The pack contains two complete repair kits—enough for two carb bowls or one dual-carb setup depending on your engine.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Are these parts compatible with OEM number 392550?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The labwork kit lists compatibility with OEM 392550 among other Johnson\/Evinrude part numbers.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"labwork","offers":[{"title":"Default Title","offer_id":48084434583710,"sku":"B07WD7CM25","price":29.29,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/labwork-carb-repair-kit-front-packaging.jpg?v=1785855153","url":"https:\/\/northtrailauto.ca\/products\/labwork-carb-repair-kit-for-johnson-evinrude-v4-85-140hp-pack-of-2-with-float-replacements-and-seals","provider":"North Trail Auto","version":"1.0","type":"link"}