Standard Bore V6 Piston Kit - 18-4639 - Sierra
Price: $70.55
Save: $27.04
(27% Off $97.59)
Part # 18-4639
2nd Day Air for $2.99 More Eligible
SHIPS TOMORROW!* if ordered in 20 hrs 9 mins.
Hurry! Only 1 left in stock
No Reviews
This item is found in the following Product Families
Replaces OEM part #
  • MERCURY MARINE 700-858294T1
    225HP (3.0L), V-6 Cyl., 3.6265/Std. (port) Bore
    18-4639 Piston - replaces O.E.# 700-858294T1
    18-4050 Piston Ring - replaces O.E.# 39-827179A12
    18-4287 Wrist Pin
    Circlips (Not Sold Separately)
This product ships in 1 business day.
Add to Cart and enter your Postal Code to determine the shipping charges.
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: