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Engineered Marine Products 47-00009 Water Pump Impeller for MerCruiser Bravo

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

47-00009
09/12/2036 10:35 AM
Sale Price

$41.54

In Stock (8)

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Usually delivered within 2 days

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Product Details

The Engineered Marine Products 47-00009 is a high-quality replacement water pump impeller designed for MerCruiser engines with engine-mounted sea water pumps. This impeller circulates cooling water through your marine engine to prevent overheating and maintain optimal operating temperatures during use.

Key Features:

  • 8-blade design for efficient water flow and consistent cooling performance
  • Constructed from marine-grade neoprene elastomer for flexibility and durability
  • D-shaped hub with one flat side for secure installation
  • Bonded center insert prevents vane separation and ensures long-term reliability
  • Withstands harsh marine environments including saltwater exposure and temperature extremes

Specifications:

  • Outer diameter: 2.638 inches
  • Depth: 2.010 inches
  • Bore: 0.748 inch
  • Number of blades: 8
  • Hub style: D-shaped (one flat side)

Replaces OEM Part Numbers:

  • MerCruiser: 47-59362T1, 59362T1
  • Sierra: 18-3087
  • OMC: 385072
  • GLM: 89740
  • Mallory: 9045375

This impeller fits MerCruiser Bravo I, II, and III outdrives (1997 and later models) with plastic impeller housings. It is compatible with a wide range of MerCruiser engine sizes including 4.3L, 5.0L, 5.7L, 5.8L, 6.2L, 7.4L, 8.2L, and larger V6 and V8 engines. Regular impeller inspection and replacement every two seasons or 200 hours of operation is recommended to maintain reliable engine cooling performance.

The site was easy to use. I ordered the part I needed very quickly

EASY & FAST

very easy

Really quick.

Like it so far!

Easy process, but could use a total and verification of info after shipping is added. Also could use better product photos and description.

Best price..

Your site said if I signed up I could get a discount of some sort. Did not specify the amount. Would like to have that applied.

Easy

Great Price, Check out was easy with amazon, no hidden Charges. Will do business here again

thanks for making it so easy to find what I needed.

Easy!

Had difficult to find parts.

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