Engine oil technical data · Mobil
Mobil Delvac MX 15W-40
Mobil Delvac MX 15W-40 is a 15W-40 engine oil (ACEA E7, E3 · API CI-4, CH-4, CG-4, CF). According to the manufacturer's data sheet it has a viscosity of 110 mm²/s at 40 °C, 14.6 mm²/s at 100 °C, a viscosity index of 136, a TBN of 9.2 mg KOH/g, a pour point of −36 °C and sulphated ash of 1.1 %.
Data sheet ↗ Data verified: 10 Nov 2026
Parameters from the data sheet
| Parameter | Value | Class median 15W-40 i |
|---|---|---|
| Viscosity 40 °C | 110 mm²/s | 107.2 mm²/s |
| Viscosity 100 °C | 14.6 mm²/s | 14.6 mm²/s |
| Viscosity index | 136 | 138 |
| TBN | 9.2 mg KOH/g | 10 mg KOH/g |
| CCS −20 °C | 5800 mPa·s | 6700 mPa·s |
| Pour point | −36 °C | −35 °C |
| Flash point | 225 °C | 230 °C |
| Density | 0.869 g/cm³ | 0.875 g/cm³ |
| HTHS 150 °C | not statedNot stated by the manufacturer. ACEA E7 requires at least 3.5 mPa·s. | |
| Sulphated ash | 1.1 % | 1 % |
All 15W-40 oils → See the class table for a detailed comparison with other oils.
Specifications and approvals
- Specification
- ACEA E7, E3 · API CI-4, CH-4, CG-4, CF
- Oils by specification
Similar oils
Oils in the 15W-40 class with the closest parameters and the same specification.
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