Sierra Marine FC-W Full Synthetic Engine Oil

5.0 out of 5 stars 2 Customer Reviews

Sierra Marine FC-W full synthetic engine oil is a special blend of synthetic base oils and a balanced additive system that exceeds the FC-W requirements for marine engine oil. Recommended for both gasoline and diesel inboard and sterndrive engines, this Sierra engine oil offers fast lubrication and superior engine protection during startups, operation, and storage. Features include: * Reduces friction and wear for extended engine life * Longer lubrication effectiveness than mineral oils * Reduces oil consumption and improves fuel economy * Oils are NMMA FC-W certified and API-CF/SL