Eni I-Sigma Top
ENI i-SIGMA TOP 10W-40 – Fuel Saving U.H.P.D Diesel Engine Oil
ENI i-SIGMA TOP 10W-40 is a fuel saving multigrade U.H.P.D (Ultra High Performance Diesel Oil) formulated with synthetic technology for supercharged diesel engines operating under severe duty. Its advanced formulation allows extended oil drain intervals and ensures excellent protection in demanding heavy-duty applications.
This lubricant is suitable for engines used in short-haul and long-haul commercial service as well as normally aspirated or supercharged diesel engines, delivering high performance and engine reliability.
Typical Technical Characteristics
| Property | ENI i-SIGMA TOP 10W-40 |
|---|---|
| SAE Grade | 10W-40 |
| Density at 29.5°C (g/cm³) | 0.848 |
| Viscosity at 100°C (mm²/s) | 13.05 |
| Viscosity at 40°C (mm²/s) | 81.16 |
| Viscosity at -25°C (mPa.s) | 5044 |
| Viscosity Index | 161 |
| Flash Point (°C) | 234 |
| Pour Point (°C) | -33 |
Properties & Performance
ENI i-SIGMA TOP 10W-40 is formulated using high-quality base oils and a high percentage of performance additives, allowing very long oil drain intervals while maintaining engine protection.
Its detergent-dispersant properties effectively neutralize acidic by-products of combustion, keep pistons clean, and maintain deposits in suspension, helping prevent harmful sludge and varnish formation.
The lubricant shows strong resistance to oxidation and high-temperature deterioration, ensuring viscosity stability and reducing engine wear. Anti-oxidant, anti-rust and anti-wear additives provide long service life and consistent performance under heavy-duty operating conditions.
Specifications
ENI i-SIGMA TOP 10W-40 meets or exceeds the following specifications:
- API CI-4
- ACEA E4 / E7
- MB Approval 228.5
- MAN M 3277
- MTU Type 3
- Volvo VDS-3
- Renault RVI-RXD