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Engineered Marine Products 47-09121 Water Pump Impeller

Manufacturer

Engineered Marine Products

<h3>Engineered Marine Products: Marine-Grade Reliability for Automotive Systems</h3><p>Engineered Marine Products (EMP) brings precision engineering and marine-grade durability to the automotive aftermarket. With over 1,100 specialized components in their catalog, EMP applies the same rigorous standards required for harsh marine environments to create automotive parts that excel in demanding conditions. This manufacturer has built a reputation for producing components that withstand extreme temperatures, moisture, and vibration—qualities that translate directly to superior performance in automotive applications.</p><h3>Climate Control and Electrical Components</h3><p>One of EMP's core specialties lies in climate control system protection. Their <a href="/13199-engineered-marine-products-hvac-cut-off-switch-4209">HVAC cut-off switches</a> provide critical safety functions for heating and air conditioning systems, automatically interrupting power flow when pressure thresholds are exceeded. These switches serve as essential safeguards against compressor damage and system failures, making them indispensable for maintaining optimal cabin comfort and protecting expensive HVAC components from catastrophic failure.</p><h3>Transmission Control Technology</h3><p>Modern automatic transmissions rely on precise hydraulic control to manage gear changes smoothly and efficiently. EMP's <a href="/13199-engineered-marine-products-automatic-transmission-control-solenoid-7752">automatic transmission control solenoids</a> regulate transmission fluid pressure with exceptional accuracy, ensuring seamless shifts and optimal power delivery. These electro-hydraulic components play a vital role in transmission longevity, as proper solenoid function prevents harsh shifting, slippage, and premature wear of internal clutch packs and bands.</p><h3>Engine Cooling Solutions</h3><p>Maintaining proper engine temperature is fundamental to performance and longevity. EMP manufactures <a href="/13199-engineered-marine-products-engine-water-pump-2208">engine water pumps</a> that circulate coolant throughout the engine block, cylinder heads, and radiator system. Drawing on their marine heritage where cooling system reliability is non-negotiable, these water pumps feature durable construction with corrosion-resistant materials and precision-machined components. A failing water pump can lead to overheating and catastrophic engine damage, making quality replacement parts essential for any cooling system service.</p><h3>Engineering Philosophy</h3><p>What sets Engineered Marine Products apart is their commitment to over-engineering components for extreme conditions. Marine applications demand parts that can handle saltwater corrosion, constant vibration, and temperature fluctuations—challenges that also exist in automotive environments. This design philosophy results in parts with enhanced durability, longer service life, and greater reliability than standard replacement components. Whether you're servicing climate control systems, transmission repairs, or cooling system maintenance, EMP provides components engineered to exceed expectations.</p>

Part Number

47-09121
05/28/2036 11:46 PM
Sale Price

$21.01

3 left at this price

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Usually delivered within 2 days

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No Hassle Returns

No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The Engineered Marine Products 47-09121 is a premium-grade water pump impeller designed for reliable performance in demanding marine environments. This impeller transports energy from the engine to pump coolant through the system, circulating cold water to prevent overheating during operation.

Key Features:

  • Premium neoprene rubber construction for durability and chemical resistance
  • Engineered to meet or exceed OEM specifications
  • Precision-molded flexible vanes for efficient water flow
  • Designed to withstand harsh saltwater and freshwater conditions
  • High-quality replacement for marine outboard and sterndrive applications

Regular impeller replacement is critical for maintaining proper engine cooling and preventing costly overheating damage. The flexible rubber vanes can become brittle, cracked, or corroded over time, especially when the engine sits unused for extended periods or operates in saltwater environments.

Simple and easy, great pricing

This was the only place that I could find the Champion Resistor Spark Plug that my weed wacker needed. Had a great experience in ordering and receiving product.

Super easy catalog shopping. And the pay with Amazon button was fantastic auto fill all my information - 2 click done - easy

Good........................ ..........

Easy to navigate website, and most importantly, the part NOBODY else had you guys did. Awesome!

Very good

smooth.

Very fast shipping plus I saved a ton of money on the same lift kit I would have purchased locally!

easy, although had hard time with mobile device

I could not find this part from within the site. I had to do a google search which showed me the page with part. I also hope it fits left or Right because it dose not say.

so far so good!

Ordered a Flex-a-lite 420 dual shrouded fan on Wednesday night and had it in my hands saturday afternoon! Great price and prompt shipping.

SO far so good. Now lets see when the product arrives.

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