Mercury SAE 25W-40 Synthetic Blend Marine Engine Oil provides the specialized protection that hard-working outboards and sterndrives deserve. Unlike automotive oils, this formula contains superior corrosion inhibitors to protect against the damp, humid marine environment. It offers powerful viscosity retention and shear resistance to prevent wear during periods of high-load operation.
- For use in Mercury, MerCruiser, and other leading 4-stroke marine engines
- Synthetic blend formula provides outstanding wear and corrosion protection
- Exceeds NMMA FC-W and FC-W Catalyst Compatible requirements
- Advanced additive package neutralizes harmful combustion byproducts
- Maintains viscosity and protects against sludge formation
