Description
Mercury 25W-40 4-Stroke Marine Engine Oil, 1 Quart (8M0078627)
Built for the harsh, corrosive marine environment, Mercury SAE 25W-40 4-Stroke Marine Oil delivers outstanding wear protection, strong viscosity retention, and robust corrosion resistance to help your engine run at its best—on the water and in storage.
Applications
- For use in four-stroke outboard, sterndrive, and inboard engines
- Use where SAE 25W-40 is specified by the manufacturer
- Exceeds marine engine warranty requirements; FC-W & FC-W Catalyst Compatible certified
Shipping & Returns
Ships quickly from Wisconsin with reliable carriers. Have fitment questions? We’re here to help. Easy returns per our Return Policy.
Key Facts
- Brand: Mercury Precision
- Part #: 8M0078627
- Viscosity: SAE 25W-40
- Type: 4-Stroke Marine Engine Oil
- Size: 1-Quart Bottle
- UPC: 745061915640
- Country of Origin: US
- Category: Oils & Lubricants > 4-Stroke Oils
- Benefits: Outstanding wear protection, corrosion inhibitors, industry-leading viscosity retention
- OEM Quality: Produced to Mercury Marine OEM specifications
- Compatibility: Mercury, MerCruiser, and other leading four-stroke marine engines
What’s Included
- 1 × Mercury SAE 25W-40 4-Stroke Marine Engine Oil, 1-Quart (8M0078627)
Service Notes
- Always follow your engine’s service manual for oil grade, capacity, and change intervals
- Warm the engine and check level after running; do not overfill
- Use in clean conditions; keep the fill area free of debris
- Dispose of used oil responsibly at a recycling facility





