Mobil Pegasus 610 Ultra
High-TBN oil with 1.0% ash for landfill and biomass gas engines, extended drain intervals
- Stationary gas engines
SAE 40
Oil for stationary engines on biogas and highly acidic gases
ViscositySAE
Recommended for
Same grade SAE 40 · Stationary gas engines
Same grade SAE 40 · Locomotives
Same grade SAE 40 · Medium-speed marine
Business customers only. We sell wholesale, invoiced to registered companies.
MAN M 3271-4 — gas engine oil
A MAN level for gas engine oils, with in-house ash and oxidation resistance requirements.
Derived from the vehicle makers' approvals this product meets. Check the specification your vehicle's manual requires.
| Property | Typical value | Method |
|---|---|---|
| Density at 15°Ckg/m³ | 900 | ASTM D 4052 |
| Viscosity at 100°Cmm²/s | 13.5 | ASTM D 445 |
| Flash point COC°C | 237 | ASTM D 92 |
| Pour point°C | -9 | ASTM D 97 |
| B. N.mgKOH/g | 8.0 | ASTM D 2896 |
| Sulphated ash% (m/m) | 1.0 | ASTM D 874 |

Eni Geum E 40 is a lubricant for modern stationary engines, spark-ignition type, burning landfill gas, biogas or other gases with a high rate of acidity. Eni Geum E 40 is formulated with high Viscosity Index basestocks and selected additives that deliver detergent-dispersant, antiwear and antifoam properties. The product has a high sulphated ash content and a low content of phosphorus.
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