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Quicksilver 803061T1 120-Degree Outboard Thermostat Kit

Manufacturer

Quicksilver

<p>Since 1950, Quicksilver has been delivering premium marine parts, accessories, and lubricants that set the standard for quality and performance on the water. As the premier supplier of Mercury Marine original-equipment parts and accessories, Quicksilver occupies a unique position in the marine aftermarket industry—it's the only marine brand manufactured and recommended by an original-equipment manufacturer.</p> <h3>Engineering Excellence Backed by Mercury Marine</h3> <p>What sets Quicksilver apart from other aftermarket brands is its direct connection to Mercury Marine's engineering expertise. No aftermarket company comes close to Quicksilver's level of research and design, and literally millions of hours have been spent on fired-engine testing and analysis. This rigorous development process ensures that every component meets the exacting standards required for marine environments, where reliability isn't just a preference—it's essential.</p> <p>Quicksilver offers the widest range of premium replacement parts and lubricants for Mercury engines and drives in the marine industry, while their expertise makes Quicksilver aftermarket parts and lubricants outstanding choices to service most major marine engine brands. Whether you're maintaining a Mercury, Yamaha, Honda, or Suzuki outboard, Quicksilver provides OEM-quality solutions that fit and function like the original components.</p> <h3>Comprehensive Product Range for Every Marine Application</h3> <p>From critical propulsion components to routine maintenance items, Quicksilver covers the full spectrum of marine parts needs. Their <a href="/200836-quicksilver-propellers-quicksilver-7456">propeller selection</a> represents decades of hydrodynamic research, offering precision-engineered designs that maximize thrust, fuel efficiency, and handling across different hull configurations and engine combinations.</p> <p>For fuel system reliability, <a href="/200446-fuel-pumps-kitscarburetor-kits-quicksilver-7456">Quicksilver fuel pumps and carburetor kits</a> deliver consistent performance even in demanding marine conditions where ethanol-blended fuels and temperature extremes can compromise inferior components. The brand's <a href="/200835-quicksilver-manifoldsriserselbows-quicksilver-7456">exhaust manifolds, risers, and elbows</a> are engineered specifically to handle the corrosive marine environment, featuring materials and coatings that resist saltwater degradation.</p> <p>Cooling system maintenance becomes straightforward with <a href="/2208-engine-water-pump-quicksilver-7456">Quicksilver water pumps</a> and impeller kits designed for easy installation and reliable operation. Regular impeller replacement is one of the most critical preventive maintenance tasks for any marine engine, and Quicksilver kits include all necessary gaskets and components for professional-grade results.</p> <p>The brand's <a href="/200382-external-engine-parts-quicksilver-7456">external engine parts</a> portfolio ensures that boat owners and marine technicians can source everything from mounting hardware to trim system components with confidence in fit and durability.</p> <h3>Quality You Can Trust</h3> <p>Quicksilver has earned a loyal following by providing the highest quality products for more than 60 years, and consumers consider it one of the most trusted brands in the markets it serves. With over 40,000 parts across 12 product lines, Quicksilver products can be found throughout the world, supporting recreational boaters, commercial operators, and marine service professionals alike.</p> <p>This commitment to quality extends beyond parts to include specialized marine lubricants, fuel additives, and maintenance products formulated specifically for the unique demands of marine engines. When you choose Quicksilver, you're buying performance, protection, and peace of mind—qualities that matter when you're miles from shore or simply want to maximize your time on the water.</p>

Part Number

803061T 1
06/24/2036 7:57 AM
Sale Price

$25.82

In Stock (10+)

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Usually delivered within 2 days

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Product Details

The Quicksilver 803061T 1 is a genuine OEM replacement thermostat kit designed for Mercury and Mariner 2-cycle outboard engines. This 120°F thermostat kit ensures your outboard engine maintains proper operating temperature, protecting it from overheating and premature wear.

Kit Includes:

  • 120-degree thermostat
  • Thermostat gasket
  • Washer
  • Cover gasket

Key Features:

  • Genuine OEM Quicksilver factory part — not aftermarket
  • 120°F (49°C) opening temperature for precise thermal regulation
  • Designed for Mercury/Mariner 2-stroke outboard engines
  • Complete kit includes all necessary gaskets for a full service replacement
  • Manufactured to Mercury Marine's original equipment specifications

This thermostat kit is the factory-correct solution for maintaining optimal cooling system performance on compatible Mercury and Mariner outboard motors. Replacing a worn or failed thermostat with a genuine Quicksilver part helps ensure consistent engine temperatures and long-term reliability. Also referenced as part number 710-803061T1.

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easy to use and easy to pay

so far so good

Found what I needed for a good price. They Forgot to send my shipping info but my order still arrived on time so it was no big deal.

Love the pay with Amazon feature. Unbelievably fast shipping, great pricing on product. Excellent communication through the process. I'll be back!

Very good

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Great service, best price available online and realistic shipping costs, Ordered 5PM Friday, shipped Monday , received Tuesday end of day. Beats driving to the local store. Highly recommended !!<br><br>RS Larchmont NY

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Good so far.

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