OEM Mercury / Quicksilver 5W-30 Full Synthetic Marine Engine Oil, 1 Qt.

Full synthetic 4-stroke oil 8M0148474 is for use in all 4-stroke outboard, sterndrive and inboard marine engines. It is SAE 5W-30 weight oil. Provides outstanding wear and corrosion protection to help extend engine life. It maintains its viscosity, protects against varnish buildup and sludge formation and exceeds the rust protection requirements for NMMA certification. Outperforms automotive oils in marine applications because of its specialized additive package designed for marine engines and the riggors of the marine environment. This package is a 1 quart bottle. See your owner's manual or service manual for specific applications and instructions.