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Sierra 18-3673 Thermostat Kit for Johnson/Evinrude V4 V6 Crossflow Outboards

Manufacturer

Sierra

Picture for manufacturer Sierra

Part Number

18-3673
10 reviews
03/12/2036 9:38 PM
Sale Price

$36.76

In Stock (10+)

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Usually delivered within 2 days

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Product Details

The Sierra 18-3673 Thermostat Kit is a complete cooling system service kit designed for Johnson and Evinrude V4 and V6 Crossflow outboard engines. This comprehensive kit includes all the essential components needed to service your outboard's thermostat system in one convenient package.

Kit Includes:

  • Thermostat
  • Thermostat cover gasket
  • Thermostat gasket
  • Grommet (V4 Crossflow)
  • Poppet relief valve (V4 Crossflow)
  • Valve spring (V4/V6 Crossflow)

Proper thermostat function is critical for maintaining optimal engine operating temperature and preventing overheating. This Sierra kit provides OEM-quality replacement components to restore reliable temperature regulation to your outboard's cooling system. Regular thermostat maintenance helps extend engine life and ensure consistent performance on the water.

Application: Fits Johnson/Evinrude V4 and V6 Crossflow outboard engines

Been good although I never got a response about the wrong gaskets in my last order.

I hope it fits properly

Great price and fast shipping! Tech support helped me before the sale to make sure I was ordering the right part

very good

Easy to find and price was good. The product fit well. Works well so far

Quick shipping, and great prices. Thanks Autoplicity!

Easy to order!

Easy transaction.

Quick and easy checkout process...

i was skeptical about this site but after reading the reviews and them having the lowest price i could find for my part i pulled the trigger and wasn't disappointed. fast shipping and low prices with great customer service will shop with them again if they have what im looking for.

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