1. Introduction
The Sea Foam SF-16 Motor Treatment is a versatile 100% pure petroleum product designed to clean, lubricate, and stabilize various engine systems. It is suitable for use in both gasoline and diesel engines, including cars, trucks, boats, tractors, and small engines. This manual provides instructions for proper application to ensure optimal engine performance and longevity.
2. Safety Information
DANGER: FLAMMABLE. HARMFUL OR FATAL IF SWALLOWED. VAPORS MAY CAUSE DROWSINESS & DIZZINESS. SKIN & EYE IRRITANT.
- Keep out of reach of children.
- Use in a well-ventilated area.
- Avoid contact with skin and eyes. In case of contact, rinse thoroughly with water.
- If swallowed, do not induce vomiting. Seek immediate medical attention.
- Store in a cool, dry place away from heat and open flames.
3. Product Overview
Sea Foam SF-16 Motor Treatment is an EPA registered product formulated to address common engine issues. It is safe for all types of fuels, fuel systems, and oils, and is oxygen sensor safe. The treatment helps to:
- Clean injectors
- Clean carb jets
- Stabilize fuels
- Control moisture in fuels
- Quiet noisy lifters
- Clean deposits
- Add lubricity to fuel
- Lube upper cylinders
- De-ice and anti-gel

Figure 1: Front of Sea Foam SF-16 Motor Treatment bottle. This image displays the product's branding and primary benefits, including cleaning injectors and carb jets, stabilizing fuels, and controlling moisture.

Figure 2: Back of Sea Foam SF-16 Motor Treatment bottle. This image provides detailed usage instructions and additional product benefits.
4. Operating Instructions
4.1. Fuel System Application
Add Sea Foam SF-16 Motor Treatment directly to your fuel tank. It is compatible with all types of gasoline and diesel fuels, including ethanol blends.
- Dosage: Use 1 ounce of Sea Foam per 1.5 gallons of fuel.
- Frequency: For regular maintenance, use every 5,000 miles or periodically for small engines.
- Benefits: Cleans fuel injectors and carburetor jets, stabilizes fuel for up to 2 years, controls moisture, and prevents corrosion caused by ethanol and water.
Video 1: A user demonstrates the application of Sea Foam Motor Treatment to a vehicle's fuel system, highlighting its effectiveness in improving engine performance.
Video 2: This video discusses how Sea Foam helps engines in cold weather conditions, emphasizing its moisture control and anti-gel properties.
4.2. Oil System Application
Add Sea Foam SF-16 Motor Treatment to your engine's crankcase.
- Dosage: Use 1.5 ounces of Sea Foam per quart of oil.
- Benefits: Frees sticky lifters and rings, removes moisture, and cleans PCV valve and fuel systems.
4.3. Small Engine Application (Lawnmowers, Snow Blowers, etc.)
Sea Foam is highly effective for maintaining small engines, especially those used seasonally. It helps ensure easy starting and smooth operation by addressing fuel-related issues.
- Application: Add to the fuel tank following the general fuel system dosage.
- Benefits: Prevents fuel degradation during storage, cleans carburetors, and ensures reliable starts after periods of inactivity.
Video 3: A user demonstrates adding Sea Foam to a snow blower, explaining its benefits for small engines, particularly in winter conditions.
Video 4: This video shows a user successfully starting a lawnmower after adding Sea Foam, illustrating its effectiveness in reviving engines.
5. Maintenance
Regular use of Sea Foam SF-16 Motor Treatment contributes to the overall health and longevity of your engine. Consistent application helps prevent the buildup of harmful deposits and ensures the fuel system remains clean and lubricated.
- For vehicles, use every 5,000 miles.
- For seasonally used equipment, add to fuel before storage and at the beginning of the season.
- Consider adding to oil system at every oil change for continuous cleaning.
6. Troubleshooting
Sea Foam Motor Treatment is designed to prevent and resolve common fuel and oil system issues related to deposits and moisture. If engine problems persist after proper application, it may indicate a mechanical issue beyond the scope of a fuel/oil additive. In such cases, it is recommended to consult a qualified mechanic.
7. Specifications
| Feature | Detail |
|---|---|
| Product Name | Sea Foam SF-16 Motor Treatment |
| Volume per Unit | 16 fl oz (473 mL) |
| Pack Size | 3 Units |
| Product Dimensions (3-Pack) | 9 x 4 x 4 inches |
| Item Weight (3-Pack) | 4.5 pounds |
| Manufacturer Part Number | B073CKXHWG |
| Engine Compatibility | Gasoline and Diesel Engines (2-cycle, 4-cycle) |
| Safety | EPA Registered, Oxygen Sensor Safe |
8. Warranty and Support
Warranty information for the Sea Foam SF-16 Motor Treatment is not provided in the product data. For detailed warranty terms, product support, or to contact the manufacturer, please visit the official Sea Foam website or refer to the product packaging for contact information.




