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Quicksilver 865635Q02 Serpentine Belt 2111mm for MerCruiser 8.1S & 496 Mag

Manufacturer

Quicksilver

<h3>About Quicksilver</h3><p><strong>Quicksilver</strong> has been a cornerstone of the marine industry since 1950, delivering the parts, accessories, and engine care products that keep boats running at their best. A division of Brunswick Corporation and closely aligned with Mercury Marine, Quicksilver has grown into one of the most trusted names on the water — offering more than 40,000 parts across a broad range of product lines designed for both the weekend boater and the seasoned marine professional.</p><p>What sets Quicksilver apart is its unique position as the premier supplier of Mercury Marine Original Equipment replacement parts, while simultaneously serving owners of nearly every major marine engine brand. Whether your vessel is powered by Mercury, Mariner, Honda, Yamaha, Evinrude/Johnson, or Suzuki, Quicksilver produces components engineered to fit and perform like the originals. This cross-brand compatibility, combined with factory-level quality standards, is why boaters worldwide have made Quicksilver their go-to source for maintenance and repair.</p><p>The Quicksilver catalog spans the full spectrum of marine maintenance needs. At its core are <a href="/7456-quicksilver-fuel-pump-6244">fuel pumps</a> and complete fuel pump and carburetor kit solutions that keep fuel delivery systems operating reliably under demanding on-water conditions. For those needing a broader fuel system overhaul, Quicksilver&apos;s lineup of <a href="/7456-quicksilver-fuel-pumps-201310">fuel pumps</a> covers outboard and sterndrive applications alike. Above the waterline, few components are as performance-critical as the prop, and Quicksilver&apos;s extensive range of <a href="/200673-propellers-quicksilver-7456">propellers</a> — from aluminum to stainless steel — gives boaters the ability to tune their vessel&apos;s performance to their exact needs. Rounding out the drivetrain, Quicksilver also offers precision-engineered <a href="/7456-quicksilver-drives-gearcases-transoms-200346">drives, gearcases, and transom components</a> that are essential for maintaining the mechanical heart of sterndrive and inboard systems.</p><p>Quicksilver products undergo rigorous testing and engineering validation — the result of decades of R&amp;D conducted alongside Mercury Marine&apos;s own engineering teams. The brand&apos;s commitment to quality means that each part meets or exceeds OEM specifications, giving do-it-yourself boaters and marine technicians alike the confidence that a Quicksilver repair will hold up season after season. From freshwater lakes to demanding saltwater environments, Quicksilver is built for wherever your adventures take you.</p>

Part Number

865635Q02
09/15/2036 10:26 AM
Sale Price

$92.49

In Stock (10+)

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Usually delivered within 2 days

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Product Details

The Quicksilver 865635Q02 is a precision-engineered serpentine belt designed specifically for MerCruiser marine engines. This 2,111mm (83.1-inch) belt is manufactured to original equipment specifications, ensuring perfect fit and reliable performance for your marine drive system.

Compatibility:

  • MerCruiser 2005 and newer MIE 8.1S engines (serial number 0W390000 and up)
  • MerCruiser 2005 and newer MCM 496 Mag engines (serial number 0W310000 and up) with power steering pump removed

Key Features:

  • Original equipment quality - same belt as factory-installed by MerCruiser
  • Precision 2,111mm length for proper tension and performance
  • Engineered to withstand marine environments including heat, moisture, and vibration
  • Maintains proper function of all belt-driven engine systems including alternator, water pump, and accessories
  • Easy installation with common hand tools
  • Manufactured to Mercury Marine OEM specifications for maximum durability

Regular serpentine belt inspection and replacement is critical for marine engine reliability. Replace worn, cracked, or glazed belts immediately to prevent unexpected failure and potential engine damage. As a genuine Quicksilver part backed by over 65 years of marine engineering excellence, this belt delivers the performance and peace of mind that only original equipment can provide.

Always consult your engine owner's manual or service manual to verify proper application for your specific engine serial number and configuration.

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Pretty smooth ordering and shipping process. Thanks.

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