Do more without spending more! Shop the Splash into Summer Sale!
Over 26,000 items On Sale!

Standard Bore Inline Piston - 18-4063 - Sierra

Save 31% Off.
Standard Bore Inline Piston - 18-4063 - Sierra
Summer Sale Price: $112.49
Save: $50.63
(31% Off $163.12)
Part # 18-4063 ValueShip™ Eligible
SHIPS TODAY!* if ordered in 7 hrs 23 mins.
No Reviews | Write Review | Ask Question
This item is found in the following Product Families
Evinrude Inline Pistons
Johnson Standard Bore Inline Pistons
Johnson Inline Pistons
Johnson / Evinrude / OMC 437409 replacement parts
Replaces OEM part #
  • OMC 394461
  • OMC 437409
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:
Shop the Splash into Summer Sale and SAVE!
Need it in a hurry? Upgrade to 2nd Day Air for only $2 more*