
Sierra 18-3918 Mercury Marine Piston Rings Sierra high-quality engine parts are designed to meet OEM specifications. Bore Size: 2.875 / Standard For 2 ring pistons Interchangeable...
Add to CartSierra 18-3966 Mercury Piston Rings
Sierra high-quality piston rings for Mercury Marine engines. Sierra engine parts are backed by Sierra's unmatched manufacturer's warranty.
Interchangeable with:
California Residents:
WARNING
Cancer and Reproductive Harm -
P65Warnings.ca.gov