Premium blend 10W-30 engine oil is specially formulated to meet the needs of 4-stroke outboard engines.

• Sierra premium blend outboard engine oil
• SAE 10W-30
• 1 gallon jug
• Petroleum based formula with highly refined additives
• Recommended for 4-stroke gasoline outboard motors
• Developed specifically for the marine environment and the high running stresses marine engines encounter
• Reduces friction and has excellent anti-wear properties
• Protects internal engine components from rust, corrosion, and from sticking piston rings
• Low temperature viscosity
• Meets or exceeds quality performance API SJ, CF-2 & CH-4
• NMMA FC-W certified
• Replaces Mercury 92-8M0078626
• Replaces Yamaha LUB10W30-FC-04
• Replaces Mallory 9-82351