Engine oil technical data · Repsol
Repsol Master Racing 5W-50
Repsol Master Racing 5W-50 is a 5W-50 engine oil (API SN/CF). According to the manufacturer's data sheet it has a viscosity of 116 mm²/s at 40 °C, 17.5 mm²/s at 100 °C, a viscosity index of 169, a TBN of 8.8 mg KOH/g, a pour point of −42 °C and sulphated ash of 0.8 %.
Data sheet ↗ Data verified: 3 Nov 2026
Parameters from the data sheet
| Parameter | Value | Class median 5W-50 |
|---|---|---|
| Viscosity 40 °C | 116 mm²/s | 114 mm²/s |
| Viscosity 100 °C | 17.5 mm²/s | 18 mm²/s |
| Viscosity index | 169 | 180 |
| TBN | 8.8 mg KOH/g | 9.6 mg KOH/g |
| CCS −30 °C | 6600 mPa·sThe manufacturer gives only a limit, "at most 6600", not a measured value. | 6155 mPa·s |
| Pour point | −42 °C | −42 °C |
| Flash point | 210 °CThe manufacturer gives only a limit, "at least 210", not a measured value. | 230 °C |
| Density | 0.848 g/cm³ | 0.85 g/cm³ |
| HTHS 150 °C | not stated | |
| Sulphated ash | 0.8 % | 1.1 % |
All 5W-50 oils → See the class table for a detailed comparison with other oils.
Specifications and approvals
- Specification
- API SN/CF
Same oil, different name
Identical lab values to: Repsol Elite Carrera 5W-50
Similar oils
Oils in the 5W-50 class with the closest parameters and the same specification.
- Repsol Elite Carrera 5W-50API SN/CF
- TIGROL FORCE GT 5W-50ACEA A3/B4 · API SM/CF
- Comma Motorsport 5W-50
- Gulf Racing 5W-50API SN (also SM/SL/SJ)
- MOGUL 5W-50 EXTREME SPORTAPI SL/CF
- Divinol Syntholight 5W-50ACEA A3/B4 · API SN/CF