Valvoline 899557 Full Synthetic Marine Oil 10W-30 4-Stroke Engine Oil 1 Quart (Case of 6)

Valvoline 899557 Full Synthetic Marine Oil is a premium synthetic lubricant specifically formulated for 4-stroke marine engines. This SAE 10W-30 marine oil delivers superior protection against wear, corrosion, and deposit buildup in demanding marine environments.

Key Features:

• Full synthetic formula provides exceptional engine protection and performance
• SAE 10W-30 viscosity grade offers excellent cold-start protection and high-temperature stability
• Specially designed for 4-stroke marine engines including outboards, stern drives, and inboards
• Advanced anti-wear additives protect critical engine components
• Corrosion inhibitors guard against saltwater and freshwater damage
• Helps prevent varnish and sludge formation for cleaner engine operation
• Meets or exceeds FC-W requirements for marine engine oils

Each case contains six 1-quart bottles, providing convenient oil change quantities for most marine engines. This synthetic formulation ensures reliable engine performance whether you're operating in saltwater or freshwater conditions, from cold starts to sustained high-RPM operation.