Classic Q 10W-40
A semi-synthetic multigrade for modern-classic petrol and light diesel engines, with excellent high-temperature stability and smooth cold starts. Why choose this oil
- API SL/CF
- ACEA A3/B3
- MB 229.1
Why choose Classic Q 10W-40
Duckhams Classic Q 10W-40 is a semi-synthetic multigrade engine oil specially formulated to meet the demands of modern-classic vehicles, providing enhanced protection and performance. It delivers excellent high-temperature stability, wear protection and engine cleanliness, with smooth cold starts and reliable lubrication for both petrol and light diesel engines.
- Semi-synthetic formulation for modern-classic petrol and light diesel engines.
- Excellent high-temperature stability.
- Wear protection that helps extend engine life.
- Helps keep internal parts clean by limiting harmful deposits.
- Smooth cold starts and reliable lubrication.
Typical physical characteristics
| Property | Unit | Typical Value |
|---|---|---|
| Viscosity | 10W-40 | |
| Density @ 20°C | g/cm³ | 0.866 |
| KV100 | cSt | 13.9 |
| KV40 | cSt | 97.3 |
| VI | 146 | |
| CCS @ -25°C | cP | 6962 |
| TBN | mg KOH/g | 11.56 |
| Sulphated Ash | % | 1.2 |
| Colour | Clear Amber | |
| Flash (Closed) | °C | 209 |
| Pour Point | °C | -42 |
Typical physical characteristics are provided as an indication of properties based on current production data only, and should not be interpreted as a specification.



