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Engineered Marine Products 46-00091 MerCruiser Water Pump Kit Without Housing

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

46-00091
06/21/2036 9:32 AM
Sale Price

$26.51

1 left at this price

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Product Details

The Engineered Marine Products 46-00091 is a comprehensive water pump rebuild kit designed for MerCruiser I, R, MR, and Alpha One stern drives (serial numbers 2495786-0D469858). This aftermarket replacement kit provides all the essential components needed to restore proper cooling system function without requiring housing replacement.

What's Included:

  • Premium impeller with durable rubber construction
  • Wear plate for smooth impeller operation
  • Gaskets and O-rings for leak-free sealing
  • All necessary installation hardware

Key Features:

  • Direct replacement for OEM parts—saves time and money on repairs
  • Does not include pump housing or base (sold separately if needed)
  • Precision-engineered components ensure proper fit and reliable performance
  • Essential for maintaining optimal engine cooling and preventing overheating damage

This kit is ideal for routine maintenance or repair when your existing pump housing is still in good condition. Regular water pump service helps extend engine life and prevents costly overheating failures. Compatible with many Mercury outboards and MerCruiser stern drive applications.

Replaces: MerCruiser 47-89984Q5, Sierra 18-3217

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