Zeal ZePower Stamina 20W-50 diesel engine oil is formulated with high-quality base stocks and balanced additive system to ensure optimum performance and protection for diesel engines requiring an API CG-4 specification. Suitable for diesel engines fitted on trucks, buses, construction or agricultural machinery for both turbocharged and normally aspirated engines operating under severe service conditions in all seasons.
Product Description & Specifications
Features & Benefits
- Excellent wear protection to extend engine efficiency and service life.
- High dispersant levels in oil avoids agglomeration of combustion soot.
- Good oxidation & thermal stability reduces sludge build up and keeps the engine cleaner.
- Improved fuel economy, due to high fluidity at low temperatures.
- Reduced oil consumption at high operating engine temperatures.
- Enhanced TBN reserves provide improved acid neutralization and corrosion protection, especially in old heavy duty diesel engines.
- Improved resistance to deposit formation keeps engine clean to give your vehicle maximum power under extreme operating conditions.
Specifications
Zeal ZePower Stamina 20W-50 meets or exceeds following International and Builder specifications:
- API CD, SF
Typical Characteristics
| Zeal ZePower Stamina | Test Method | Units | 20W-50 |
|---|---|---|---|
| Density @ 15 °C | ASTM D 4052 | gm/cc | 0.890 |
| Viscosity @ 100 °C | ASTM D 445 | cSt | 20.4 |
| Viscosity @ 40 °C | ASTM D 445 | cSt | 175 |
| Viscosity Index | ASTM D 2270 | – | 137 |
| Pour Point | ASTM D 97 | °C | -30 |
| Flash Point (COC) | ASTM D 92 | °C | 236 |
| Total Base Number | ASTM D 2896 | mg KOH/g | 8.0 |
| CCS Viscosity | ASTM D 5293 | cP | 6060 @ -15 °C |
The above figures are typical of blends with normal production tolerance and do not constitute a specification.
