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Sierra 18-43052 Thermostat Kit for Mercury Mariner Outboard 2-Stroke 6-25 HP

Manufacturer

Sierra

Picture for manufacturer Sierra

Part Number

18-43052
13 reviews
03/12/2036 1:43 PM
Sale Price

$38.67

In Stock (6)

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Usually delivered within 2 days

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Product Details

The Sierra 18-43052 Thermostat Kit is designed for Mercury and Mariner 2-stroke outboard engines ranging from 6 to 25 horsepower. This complete kit maintains optimal engine operating temperature by regulating coolant flow through the engine block.

Key Features:

  • 120°F (50°C) temperature rating for consistent engine performance
  • Complete kit includes thermostat, gaskets, and seals for proper installation
  • Direct replacement for Mercury OEM part 14586A3
  • Manufactured to meet OEM specifications for reliable fitment and performance
  • Compatible with various Mercury/Mariner 6-25 HP 2-cycle outboards

Sierra Marine is a trusted aftermarket manufacturer of marine engine components, offering high-quality replacement parts backed by comprehensive warranty coverage. This thermostat kit helps prevent engine overheating and ensures your outboard operates at its designed temperature range for optimal efficiency and longevity.

Replaces OEM Numbers: Mercury 14586A3, 75692A9, 75692A10, 75692A11 | Mallory 9-43052

K

Quick and easy search to get exactly what I was looking for. Read good reviews and decide to order.

Excellent

great

parts available, cheap shipping

Experience was great but wish there was a free shipping option when you don't need part right away.

Very competitive pricing and non-ridiculous shipping prices. Sometime they don't have what I need in stock, or enough of what I need, but overall, very happy with their service.

Very easy to use website.

Awesome

Quick and easy

I was happy to find Autoplicitys website in Google Checkout, as they really had the best price on the web. They quickly shipped to me a WeatherTech 2007 - 2011 Acura RDX Cargo Liner in black, just like I ordered. I will order from them again in the future.

Ordered my b pillars for my rsx. Pretty quick shipping and perfect fitment. This was by far the Cheapest price I could find and I am very satisfied. I recommend ordering from here

quick and easy! what more can i say?

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