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Engineered Marine Products 47-00125 Water Pump Impeller for Mercury Mariner Outboards 10-50HP

Manufacturer

Engineered Marine Products

<h3>About Engineered Marine Products (EMP)</h3><p><strong>Engineered Marine Products</strong>, widely known in the boating world as <strong>EMP</strong>, has been a trusted name in marine parts manufacturing for over 40 years. The company supplies OEMs, distributors, dealers, and rebuilders worldwide with high-quality aftermarket components engineered to meet or exceed original equipment manufacturer (OEM) specifications. Whether you maintain a weekend fishing boat or a performance inboard, EMP&apos;s extensive catalog is built to keep marine engines running reliably season after season.</p><h3>A Marine Parts Specialist Built on Engineering Precision</h3><p>EMP&apos;s foundation is precision manufacturing. Their design and production processes leverage modern engineering technology, with a focus on dimensional accuracy, material quality, and long-term durability in the demanding marine environment. Salt spray, constant vibration, wide temperature swings, and moisture ingress are realities every marine component must survive — and EMP engineers its parts with exactly those conditions in mind.</p><p>The brand&apos;s catalog spans a remarkably wide range of marine engine subsystems. From cooling and fuel delivery to gearcases, propellers, transom components, and steering systems, EMP offers solutions for outboard engines from manufacturers including Mercury/Mariner, Yamaha, BRP (Johnson/Evinrude), and Force, as well as inboard/sterndrive platforms such as MerCruiser, OMC, and Volvo Penta.</p><h3>Ignition and Electrical Components</h3><p>One of EMP&apos;s most comprehensive product areas is marine ignition and electrical systems. Their <a href="/13199-engineered-marine-products-ignition-control-module-10488">Ignition Control Modules</a> and related ignition components cover a broad spectrum of inboard and outboard applications — from distributor caps and rotors for Volvo Penta V8 engines to ignition coil assemblies compatible with MerCruiser 3.0L through 8.4L GM-based powerplants and OMC configurations. Reliable spark delivery is critical to engine performance and starting consistency on the water, and EMP&apos;s ignition lineup is designed to deliver dependable output across the entire RPM range.</p><h3>Gaskets, Seals, and Engine Integrity</h3><p>Keeping a marine engine leak-free is just as important as keeping it firing correctly. EMP&apos;s <a href="/13199-engineered-marine-products-gaskets-seals-201268">Gaskets &amp; Seals</a> lineup addresses the full range of engine and gearcase sealing needs — including gearcase seal kits, Teflon lip seals, fuel injector crush ring kits, and comprehensive engine gasket sets. Proper sealing prevents water intrusion, oil loss, and exhaust leaks that can quickly sideline a boat and lead to expensive engine damage.</p><h3>Why Boaters and Technicians Choose EMP</h3><ul style="list-style:disc"><li><strong>OEM-Grade Quality:</strong> Parts are engineered to meet or exceed original manufacturer specifications, ensuring proper fit and reliable function.</li><li><strong>Broad Application Coverage:</strong> EMP covers major outboard and inboard/sterndrive platforms from leading marine engine brands.</li><li><strong>Trusted Supply Chain:</strong> EMP products are sold through OEMs, distributors, and dealers globally, reflecting deep industry confidence in the brand.</li><li><strong>40+ Years of Manufacturing Heritage:</strong> Decades of marine-specific engineering experience inform every product in the EMP lineup.</li></ul><p>For boat owners, marine technicians, and engine rebuilders who demand components they can count on, Engineered Marine Products delivers the quality and application coverage to get the job done right.</p>

Part Number

47-00125
09/12/2036 7:03 AM
Sale Price

$14.21

2 left at this price

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Usually delivered within 2 days

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Product Details

The Engineered Marine Products 47-00125 is a high-quality replacement water pump impeller designed for 1988-2001 Mercury and Mariner outboard engines. This precision-engineered impeller ensures optimal cooling system performance and reliable water circulation for your outboard motor.

Key Specifications:

  • 6-blade neoprene impeller construction
  • Inner diameter: 16mm
  • Outer diameter: 73mm
  • Width: 12.6mm
  • Hub uses key 46-46363

Compatible Engines:

  • Mercury/Mariner 2-cylinder, 10-30 HP outboards
  • Mercury/Mariner 3-cylinder, 25-50 HP outboards
  • Mercury/Mariner 4-cylinder, 45-50 HP outboards

Replaces OEM Part Numbers:

  • Mercury: 8508910, 850893
  • Sierra: 18-3057
  • GLM: 89640
  • Mallory: 9-45303

Engineered Marine Products delivers reliable aftermarket marine components engineered to meet or exceed OEM specifications at competitive prices. Regular impeller replacement is essential preventive maintenance to avoid engine overheating and ensure reliable operation in harsh marine environments.

After a almost 2 month backorder through Summit... y'all had what I needed in stock and shipped same day! Which was delivered in 3 days! Awesome!

Easy fast

Easy all the way through.

Ordering process was quick. Liked the Amazon link.

Decent shipping costs. Easy to find what I was looking for

Cheapest price I could find

I will make comments when this transaction is complete.

Good company, good prices and great staff.

Easy to order and great price.

Shopping was quick and fast now just waiting on order Got order and can't wait to install

So far so good , great site , good prices . Can't wait to get my chair! Update : received my chair ! I love it ! Thank you !!! Fast delivery too !!

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