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Quicksilver 8673 Carburetor Float for Mercury 3.9-150HP 2-Stroke Outboards

Manufacturer

Quicksilver

<h3>Quicksilver: The Marine Enthusiast&apos;s Trusted OEM Brand</h3><p>For boaters who refuse to compromise on quality, <strong>Quicksilver</strong> has been the benchmark for marine parts, accessories, and engine care products since 1950. Based in Fond du Lac, Wisconsin, Quicksilver operates as the parts and accessories brand of Mercury Marine — and that heritage is central to everything it makes. As the only marine aftermarket brand manufactured and recommended by an original-equipment manufacturer, Quicksilver brings factory-level engineering directly to boat owners, professional technicians, and weekend warriors alike.</p><p>What sets Quicksilver apart from generic aftermarket suppliers is its direct lineage to the engineers who designed the engines in the first place. Every component is engineered, tested, and manufactured with the same exacting standards as the original equipment it replaces. The result is a product line that fits right the first time and delivers the reliability boaters depend on — whether they&apos;re navigating calm inland lakes or pushing through demanding saltwater conditions.</p><p>Quicksilver&apos;s catalog spans more than 40,000 parts across 12 product lines, covering outboard and sterndrive engines from Mercury, Mariner, Yamaha, Honda, Evinrude, Johnson, Suzuki, and more. Among the most critical components in that lineup are Quicksilver Fuel Pumps, which are built to deliver factory fit and consistent fuel delivery across a wide range of outboard applications. Reliable fuel delivery is the foundation of engine performance, and Quicksilver&apos;s fuel system components are engineered to handle the demanding conditions of marine use — including compatibility with current fuel formulations.</p><p>Beyond fuel systems, Quicksilver is a go-to source for Propeller Parts &amp; Accessories that help boaters maintain and optimize their propulsion systems. From hub kits that protect both prop and gearcase to installation hardware and prop tools, these components are designed to the same tolerances as the drives they support. Proper propeller maintenance is one of the most impactful things a boat owner can do for performance, efficiency, and engine longevity — and Quicksilver makes that job straightforward.</p><p>The brand&apos;s commitment extends across lubricants, impellers, thermostats, anodes, fuel filters, oil filters, maintenance kits, and complete service packages — all engineered for the marine environment and tested to meet or exceed the standards of major engine manufacturers. Whether you&apos;re performing routine seasonal maintenance or tackling a more involved repair, Quicksilver provides the parts that restore your engine to peak operating condition.</p><ul style="list-style:disc"><li>OEM-backed engineering from Mercury Marine</li><li>Compatible with Mercury, Yamaha, Honda, Evinrude, Johnson, Suzuki, and Mariner engines</li><li>Over 40,000 parts spanning 12 product lines</li><li>Formulated and tested for freshwater and saltwater environments</li><li>Trusted by DIY boaters and professional marine technicians since 1950</li></ul><p>When reliability on the water is non-negotiable, Quicksilver delivers the peace of mind that only a true OEM-backed brand can provide.</p>

Part Number

8673
09/12/2036 9:52 AM
Sale Price

$14.99

4 left at this price

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Usually delivered within 2 days

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Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The Quicksilver 8673 is a genuine OEM replacement carburetor float designed for select Mercury 3.9-150HP 2-stroke outboard motors. This composite float replaces worn, damaged, or leaking original floats to restore proper fuel metering and carburetor function.

Key Features:

  • Genuine Mercury Marine OEM part for guaranteed fit and performance
  • Durable composite construction resists fuel degradation and damage
  • Direct replacement for factory carburetor floats on compatible models
  • Engineered to meet Mercury Marine original equipment specifications
  • Ensures proper fuel level regulation in carburetor bowl

When servicing your carburetor, inspect and replace gaskets, seals, and other wear components as needed to ensure optimal performance. Consult your owner's manual, parts catalog, or service manual for exact application details and installation procedures for your specific outboard model.

Quicksilver has been the trusted name in marine engine parts, oils, and accessories for over 65 years, delivering uncompromising quality through rigorous testing and precision engineering that aftermarket alternatives cannot match.

Very easy purchase. Now the shipping....

Good service

Excellent Speedy service. Very satisfied with the product as well. Told two of my friends to order products from you guys for their vehicles. Which they are.

My order was delivered quickly, with no issues.

Great pricing, very fast delivery, well packaged!

Super easy

Hope it actually gets delivered

No hassle

Good deal so far. I havent installed the boat seat pedestal yet but everything seems right this far...

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