Built for Reliability in the Harshest Marine Environments
Ensure your marine engine stays cool and protected with the Mercury-Mercruiser (8M0137221) Heavy Duty Sea Water Pump Impeller Kit. Specially designed for high-demand boating conditions, this kit delivers superior performance, durability, and ease of installation.
To begin with, the heavy-duty impeller is built from reinforced, wear-resistant rubber that holds up under extreme pressure and temperature. Whether you’re cruising in saltwater or freshwater, this kit provides consistent water flow—keeping your engine from overheating even during long hours of use.
Moreover, the 8M0137221 kit includes everything you need for a complete and hassle-free replacement. It comes with the impeller, gaskets, O-rings, and all necessary seals, eliminating the need to source parts separately. Installation is straightforward, making it ideal for both DIY boaters and marine professionals.
In addition, this impeller kit is manufactured to meet Mercury-Mercruiser’s exact OEM standards. That means a perfect fit, reliable performance, and long service life. As a result, you’ll experience fewer breakdowns and smoother operation season after season.
Furthermore, this kit is compatible with a wide range of MerCruiser Bravo sea water pumps, adding flexibility and value. It’s a smart preventative maintenance choice that protects your engine and saves you costly repairs down the line.
In summary, the Mercury-Mercruiser (8M0137221) Heavy Duty Sea Water Pump Impeller Kit combines quality components with proven performance—exactly what you need to keep your marine engine running strong.
Features:
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Mercury OEM Part #8M0137221
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Heavy-duty impeller for crankshaft-mounted pumps
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Includes all required gaskets, O-rings, and lubricant
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Enhanced durability and long service life
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Compatible with select MerCruiser inboard and sterndrive engines
 
Don’t take chances with your cooling system—use genuine Mercury parts to ensure the best performance on the water.
				
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