Mercury MerCruiser Quicksilver Impeller 89980
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You have 30 days to request a return. All sale items are final sale.
Mercury MerCruiser / Quicksilver Impeller – 89980
Maintain proper engine cooling and prevent overheating with the genuine Mercury Marine / Quicksilver 89980 Water Pump Impeller. This OEM impeller circulates raw water through the outboard’s cooling system, ensuring consistent water flow to keep the engine operating at safe temperatures.
Manufactured to Mercury Marine’s original equipment specifications, the impeller features flexible elastomer vanes bonded to a center hub for durability and reliable performance in demanding marine environments.
Key Features
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Genuine Mercury / Quicksilver OEM water pump impeller
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Restores proper raw-water cooling flow through the engine
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Durable elastomer vanes bonded to a center insert to resist tearing
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Designed for reliable cooling and long service life
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Direct replacement for the factory-installed impeller.
Replaces / Cross Reference
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Mercury 47-89980
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Mercury 47-89980T1 / 47-89980Q1
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Mercury 68988
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Sierra 18-3054 aftermarket equivalent.
Compatible Mercury / Mariner Engines
Commonly used on Mercury and Mariner 2-stroke outboard engines, including:
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3.5 HP outboards
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3.6 HP outboards
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3.9 HP outboards
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4 HP (1-cylinder) outboards
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4.5 HP outboards
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7.5 HP outboards
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9.8 HP outboards
These applications are typically found on vintage Mercury/Mariner outboards produced from the late 1970s through the mid-1980s, depending on serial number range.
Service Recommendation
Water pump impellers are wear items and should generally be inspected annually and replaced every 100 operating hours or once per season to maintain reliable cooling system performance.
Important Compatibility Note
Impeller fitment may vary by engine model, driveshaft diameter, and serial number range. Always verify compatibility using the engine serial number or the existing impeller part number before ordering.
Shipping information
In-stock and OEM parts: ship same or next business day.
Locally warehoused items: ship within 3–4 business days.
Special-order items: timeline confirmed after order.
Returns & warranty
Returns & Satisfaction Guarantee
We stand firmly behind the quality of every product we sell. Your confidence matters to us — and we back it with a straightforward 30-Day Satisfaction Guarantee.
If you are not fully satisfied, you may request a return within 30 days of delivery. All returns must receive pre-approval prior to being sent back. Unauthorized returns will not be accepted.
To qualify for a return:
Item must be in new, unused condition
Product must be in its original packaging
All parts, components, hardware, manuals, and accessories must be included
Packaging must be undamaged and suitable for resale
Important:
Electronics are strictly inspected. No returns on open-box electronics. Exceptions may apply only with prior written approval. Any electronic unit that has been installed, powered, activated, or altered may not be eligible for return.
We are serious about product integrity — and equally serious about taking care of our customers. If there is ever a product issue, contact us immediately so we can make it right.
For return authorization, please contact our support team before shipping anything back.