Mercury MerCruiser Quicksilver Body/Impeller Kit 807151A14
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Mercury MerCruiser / Quicksilver Body & Impeller Kit – 807151A14
Maintain proper engine cooling and restore seawater pump performance with the genuine Mercury Marine / Quicksilver 807151A14 Body / Impeller Kit. This OEM repair kit replaces the seawater pump housing and impeller components used on many MerCruiser engines with engine-mounted raw-water pumps.
Designed to Mercury Marine’s original equipment specifications, the kit restores efficient water circulation through the cooling system, helping prevent overheating and extend engine life.
Key Features
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Genuine Mercury / Quicksilver OEM seawater pump body & impeller kit
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Restores raw-water pump efficiency and cooling performance
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Includes bi-directional impeller and pump housing
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Durable phenolic resin pump body for strength and longevity
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Designed to meet Mercury Marine OEM specifications
Kit Includes
Typical components included in the kit:
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Water pump body / housing
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Water pump impeller
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Wear plate / backing plate
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O-rings and seals
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Mounting hardware and washers
Cross Reference
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Mercury 46-807151A14
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Sierra 18-3150 aftermarket equivalent
Compatible Mercury MerCruiser Engines
Commonly used on MerCruiser sterndrive and inboard engines equipped with one-piece engine-mounted seawater pumps, including:
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4.3L V6 engines
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5.0L V8 engines
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5.7L V8 engines
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7.4L / 454 V8 engines
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383 and 377 Scorpion engines
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Various Alpha, Bravo, ski and inboard applications depending on serial range.
Service Recommendation
Water pump impellers and housings should typically be inspected annually and replaced every 100 hours or once per season to maintain proper engine cooling.
Important Compatibility Note
Cooling system components vary by engine model, seawater pump design, and serial number range. Always verify compatibility using the engine serial number before ordering the replacement kit.
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.