Boat Show Season is Here - and so are Show Discounts!
Shop Boat Show Specials & SAVE NOW!

Mercury Marine 27-41812 replacement parts

Save 23% Off.
Thermostat Gasket for Mercruiser 27-90556 27-41812, GLM 32380 31630 - Sierra
Limited Sale Price: $8.99
Save: $2.82
(23% Off $11.81)
Part # 18-2554-9 ValueShip™ Eligible
No Reviews | Write Review | Ask Question
Replaces OEM part #
  • MERCURY MARINE 27-41812
  • MERCURY MARINE 27-90556
For: Mercruiser V-6 & V-8
Package of 2
Ask a question for
Question & Answer Guidelines
This product ships in 3 business days.

Add to Cart and enter your Postal Code to determine the shipping charges and estimated delivery date.
* Most products and orders leave our warehouse in 1 business day. However, select items may take more processing time. Alaska and Hawaii orders please add 1 additional warehouse processing day.
Standard Shipping Policies
Boating Gear at Boat Show Specials!
Grab New Gear. Pocket More Savings.