The Mercury-Mercruiser (8M0137220) Heavy Duty Seawater Pump Impeller Kit is designed to deliver maximum durability and performance in tough marine environments. Whether you’re navigating saltwater or freshwater, this heavy-duty kit ensures your engine receives the steady water flow it needs to stay cool and efficient.
Complete OEM-Quality Replacement Kit
This kit includes everything you need for a reliable seawater pump service—no extra parts required. With a high-strength impeller, gaskets, O-rings, and seals, the 8M0137220 is a direct OEM-quality replacement. As a result, installation is quick and simple, even for DIY boat owners. There’s no need for modifications or guesswork, just a clean, secure fit every time.
Engine Protection You Can Rely On
Overheating can lead to serious engine damage, but this heavy-duty impeller kit is built to handle high heat, pressure, and wear. It maintains strong, consistent water circulation, helping your Mercury or MerCruiser engine run at peak performance—even during long or high-RPM trips. In addition, routine impeller replacement with a trusted part like this helps extend engine life and reduce repair costs.
If you demand reliability, durability, and OEM fitment, the Mercury-Mercruiser (8M0137220) Heavy Duty Seawater Pump Impeller Kit is the smart choice. Don’t risk your engine—protect it with a component that’s made to perform.
Kit Includes:
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Heavy-duty impeller
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Gaskets and o-rings
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Wear components
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OEM fit for select MerCruiser seawater pumps
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Mercury OEM Part #98-8M0137220
Features:
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Built for maximum durability in saltwater conditions
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Designed to restore efficient raw water circulation
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Helps prevent overheating and engine wear
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Quick, easy replacement with all necessary parts included
Trust the 98-8M0137220 Heavy Duty Impeller Kit to keep your cooling system flowing strong—because your engine deserves the best.