Engine oil technical data · Gulf
Gulf Formula ULE 5W-40
Gulf Formula ULE 5W-40 is a 5W-40 C3 engine oil (ACEA C3 · API SN). According to the manufacturer's data sheet it has 13 mm²/s at 100 °C, a viscosity index of 174, a TBN of 7.4 mg KOH/g, a pour point of −33 °C and sulphated ash of 0.78 %.
Data sheet ↗ Data verified: 4 Nov 2026
Parameters from the data sheet
| Parameter | Value | Class median 5W-40 C3 |
|---|---|---|
| Viscosity 40 °C | not stated | |
| Viscosity 100 °C | 13 mm²/s | 14.05 mm²/s |
| Viscosity index | 174 | 171 |
| TBN | 7.4 mg KOH/g | 7.5 mg KOH/g |
| CCS −30 °C | not stated | |
| Pour point | −33 °C | −42 °C |
| Flash point | 220 °C | 225 °C |
| Density | 0.85 g/cm³ | 0.85 g/cm³ |
| HTHS 150 °C | not stated | |
| Sulphated ash | 0.78 % | 0.8 % |
All 5W-40 C3 oils → See the class table for a detailed comparison with other oils.
Specifications and approvals
- Specification
- ACEA C3 · API SN
- Approvals and recommendations
- MB 229.51, VW 505 00/505 01, Porsche A40; meets / recommended: Ford WSS-M2C917-A
Similar oils
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- eni i-Sint MS 5W-40ACEA C3, A3/B4 · API SM/CF
- Castrol Magnatec 5W-40ACEA C3 · API SN/CF
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