Engine oil technical data · 77 Lubricants
77 lubricants MOTOR OIL HM 10W-40
77 lubricants MOTOR OIL HM 10W-40 is a 10W-40 engine oil (ACEA A3/B4 · API SL/CF). According to the manufacturer's data sheet it has a viscosity of 88.2 mm²/s at 40 °C, 13.9 mm²/s at 100 °C, a viscosity index of 162, a TBN of 7.8 mg KOH/g and a pour point of −39 °C.
Data sheet ↗ Data verified: 3 Nov 2026
Parameters from the data sheet
| Parameter | Value | Class median 10W-40 |
|---|---|---|
| Viscosity 40 °C | 88.2 mm²/s | 96.8 mm²/s |
| Viscosity 100 °C | 13.9 mm²/s | 14.3 mm²/s |
| Viscosity index | 162 | 154 |
| TBN | 7.8 mg KOH/g | 9.5 mg KOH/g |
| CCS −25 °C | 3980 mPa·s | 6460 mPa·s |
| Pour point | −39 °C | −36 °C |
| Flash point | 200 °CThe manufacturer gives only a limit, "more than 200", not a measured value. | 226 °C |
| Density | 0.859 g/cm³ | 0.869 g/cm³ |
| HTHS 150 °C | not stated | |
| Sulphated ash | not stated |
All 10W-40 oils → See the class table for a detailed comparison with other oils.
Specifications and approvals
- Specification
- ACEA A3/B4 · API SL/CF
Similar oils
Oils in the 10W-40 class with the closest parameters and the same specification.
- Valvoline All-Climate Motor Oil SAE 10W-40ACEA A3/B4 · API SN, SM, SL/CF
- Fanfaro TDI 10W-40ACEA A3/B4 · API CI-4/SL
- Mannol Defender 10W-40ACEA A3/B4 · API SN
- Aral BlueTronic 10W-40ACEA A3/B4 · API SN
- REPSOL ELITE PREMIUM GTI/TDI 10W-40ACEA A3/B4 · API SL/CF
- Mannol diesel Extra 10W-40ACEA A3/B4 · API CH-4/SL