HOLIDAY ALERT

We will be closing at 12 PM EST on Friday, April 18th, in observance of Good Friday and Easter.
Any orders placed after this time will be processed on Monday, April 21st.
Have a happy Easter weekend!

Weather Closure Alert

Due to severe weather, our White House, Tennesee location will be closed Wednesday the 19th.

All shipments from this location will resume on Thursday the 20th. Thank you for your patience!

WE WANT TO HEAR FROM YOU!

We strive to make improvements that make it easier to serve your boating needs.
We’d like to know more about you and how we can do the best job possible for you.
Please take the time to complete this brief 3-5 minute survey to help us serve you better.

FREE Ground Shipping on Orders over $100!  Exceptions apply - see details.

Toggle Nav
  • Sign In
  • Create an Account
My Cart
Search
Advanced Search
Menu
Account
Settings

Thermostat Cover Gasket, Pack of 2 | Sierra 18-2554-9

Special Price $10.35 Regular Price $15.59
SKU
SIERRA-18-2554-9
Brand: Sierra

Show or Hide Price

Qty In Stock: 0 ⓘ
Add to Wish List

Thermostat Cover Gasket, Pack of 2

main product photo
Substitute Products
  1. Gasket | Quicksilver 27-41812 Quicksilver | QS-27-41812
    Brand :Quicksilver
    Qty In Stock: 0

  • Priced per package of 2
  • For Mercruiser Stern Drives
  • Replaces Mercury Marine 27-90556, 27-41812
  • Replaces Osco 41812
  • Replaces Mallory 9-60006
  • Replaces Sierra 18-2551, 18-2554
Specifications
More Information B2C
Manufacturer Part No. 18-2554-9
Brand Sierra
Shipping/Dimensional Weight 0.060000
Actual Weight 0.07
Availability Out of Stock
Ships free when order qualifies Yes
Hazmat Fee No
Product Attachments

File(s)

Trustpilot

Sorry, is not an active item in our system. However, we may still be able to help you. Please email us at rajeshk@klizer.com or call us at (866)388-0390 for assistance. Please make sure to have the item number handy when you contact us.

© 2026 Marine Parts Source. All Rights Reserved.