Semi-Synthetic 4-Stroke Engine Oil 25W50 4L 858084QE1 Quicksilver

⚓ Quicksilver 25W50 4T semi-synthetic oil for 4-stroke marine engines.
🛡️ Superior protection against wear, corrosion and rust (NMMA).
🌡️ Maintains stable viscosity and prevents deposits/sludge.
🏎️ Ideal for Mercury Racing 4T (FormulaRace, Verado, 525EFI).
Need an advice ?
QUICKSILVER 25W50 4T 4L SEMI-SYNTHETIC ENGINE OIL 858084QE1: OPTIMAL PROTECTION FOR 4-STROKE MARINE ENGINES
The Quicksilver 25W50 4T 4L semi-synthetic engine oil is specially designed to offer superior protection for 4-stroke marine engines. It is ideal for Mercury Racing 4-stroke engines, including FormulaRace, Verado, and 525EFI up to 1650 sterndrive models, ensuring reliable and long-lasting performance.
INCREASED PERFORMANCE AND DURABILITY FOR YOUR MARINE ENGINE
This semi-synthetic engine oil offers exceptional protection against wear and corrosion, significantly contributing to extending the life of your engine. Its advanced formulation helps maintain stable viscosity, protecting against deposit buildup and sludge formation, ensuring optimal operation even under demanding conditions. The Quicksilver 25W50 4T 4L semi-synthetic engine oil exceeds the rust protection requirements necessary for NMMA certification.
Read more
Technical specifications
- Semi-synthetic oil designed for 4-stroke engines.
- SAE 25W50 viscosity.
- Protects against wear and corrosion.
- Maintains viscosity at high temperatures.
- Prevents the formation of deposits and sludge.
- Exceeds NMMA rust protection requirements.
- Volume: 4 liters.
- Suitable for Mercury Racing 4-stroke engines (FormulaRace, Verado, 525EFI).
- Quicksilver reference: 858084QE1
























