Prices are melting for cool savings.
Save Now during our BIGGEST Sale of the Year!

Standard Bore Inline Piston Ring - 18-3904 - Sierra

Save 22% Off.
Standard Bore Inline Piston Ring - 18-3904 - Sierra
Meltdown Sale Price: $26.99
Save: $7.89
(22% Off $34.88)
Part # 18-3904 ValueShip™ Eligible
SHIPS TODAY!* if ordered in 45 mins.
No Reviews | Write Review | Ask Question
This item is found in the following Product Families
Evinrude Standard Bore V4 and V6 Piston Rings
Evinrude Inline Piston Rings
Johnson Standard Bore Inline Piston Rings
GLM 24570 replacement parts
Replaces OEM part #
  • OMC 394930
  • Set of 2
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
Do you need Professional Installation? has teamed with a national network of independent installers that are ready to handle your installation needs.
Find your local Amtech dealer:
Save More Now during the Summer Price Meltdown Sale!