FINAL DAYS for Labor Day Sale Savings! Upgrade to 2nd Day Air for only $2 more*

Mercury Marine 27-41812 replacement parts

Thermostat Gasket - 18-2554-9 - Sierra
Your Price: $8.67
Save: $3.14
(26% Off $11.81)
Part # 18-2554-9 ValueShip™ Eligible
SHIPS TOMORROW!* if ordered in 19 hrs 15 mins.
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
Sierra
Ask a question for
Question & Answer Guidelines
This product ships in 1 business day.
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
End of Summer Savings During our Huge Fall Boatful of Savings Sale - Stock Up Now & Save!