.030 Os Bore V6 Piston Kit - 18-4643 - Sierra
Price: $68.99
Save: $26.65
(27% Off $95.64)
Part # 18-4643
2nd Day Air for $4.99 More Eligible
SHIPS TOMORROW!* if ordered in 13 hrs 58 mins.
No Reviews
This item is found in the following Product Families
Replaces OEM part #
  • MERCURY MARINE 700-878573A2
    225 HP (3.0L), V-6 Cyl., 3.36565/ .030 (port)
    18-4643 Piston - replaces O.E.# 700-878573A2
    18-4052 Piston Ring - replaces O.E.# 39-826297A12
    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: