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Engineered Marine Products 75-75502 Thermostat for Yamaha Outboards

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

75-75502
06/21/2036 3:27 PM
Sale Price

$19.24

4 left at this price

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Usually delivered within 2 days

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Product Details

The Engineered Marine Products 75-75502 is a precision-engineered replacement thermostat designed for Yamaha outboard engines. This thermostat maintains optimal engine operating temperature at 140°F (60°C), ensuring efficient cooling system performance and preventing engine overheating.

Key Features:

  • Temperature rating: 140°F (60°C) for reliable engine temperature control
  • Direct replacement for Yamaha OEM part numbers 66M-12411-00-00, 66M-12411-01-00, 6G8-12411-00-00, 6G8-12411-01-00, 6G8-12411-02-00, and 6G8-12411-03-00
  • Compatible with Yamaha F2.5-F100 and T8-T60 outboard motors
  • Cross-references with Sierra 18-3541, GLM 13012, and Mallory 9-43037
  • Engineered to OEM specifications for precise fit and function
  • Durable construction designed to withstand the harsh marine environment

A thermostat is a critical component of your outboard's cooling system, controlling water temperature and maintaining proper system pressure to aid heat transfer from cylinder heads and walls. Regular replacement helps prevent corrosion-related failures and ensures peak engine performance.

Easy checkout

so far so good

Definitely the lowest prices I've found for the parts I was looking for.

Website was easy to maneuver around and prices were great

Haven't been able to put vent covers on I have 4ft of snow around the motor home.

Easy to navigate ordering and checkout

great service, fast delivery... thank you

Easy, no headaches, painless!!

Ordered 2 of these, one other vendor is selling them for $92 each for the same thing...price gouging. These are the solid brass underbody.

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