Sierra 1894404 25W40 FCW Synthetic Blend I/O Oil, 5 Qt.

This 4-cycle oil is blended with premium grade synthetic and mineral based stock combined with superior designed additives formulated for the stress endured by sterndrive and inboard engines.

• Superior corrosion protection
• Advanced lubrication for reduction of wear to internal engine components
• Outstanding friction reduction and wear protection
• Removes thermal breakdown under high RPM's, extreme temperatures and loads
• Extensively tested for outstanding performance
• Sold in case packs only