Description
Mobil Delvac™ Legend CH-4 20W-50 Heavy Duty is a high-performance diesel engine oil designed for severe on-road and off-road applications. Its advanced synthetic technology formulation provides excellent heat resistance, soot control, and wear protection for engines operating in trucking, mining, construction, quarrying, and agricultural industries.
Features and Benefits
The technology in Mobil Delvac Legend CH-4 20W-50 Heavy Duty products delivers high performance in both modern diesel engines as well as older models.
The key benefits include:
| Features | Advantages and Potential Benefits |
| Thermal and oxidation stability | Controls sludge build-up and deposits |
| TBN reserve | Deposit control |
| Stay-in-grade shear stability | Reduced oil consumption and effective wear protection |
| Excellent detergency/dispersancy | Clean engines and long engine life |
Applications
Recommended by ExxonMobil for use in:
- Naturally aspirated and turbo-charged diesel powered equipment from Chinese, European, Japanese, and American manufacturers
- On-highway light and heavy-duty trucking
- Off-highway industries including: construction, mining, quarrying, and agriculture
Specifications and Approvals
| MOBIL DELVAC LEGEND CH-4 20W-50 HEAVY DUTY is recommended by ExxonMobil for use in applications requiring: |
| Mack EO-M |
| VOLVO VDS |
| ACEA E2 |
| API CF |
| API CF-4 |
| API CG-4 |
| API SJ |
| MOBIL DELVAC LEGEND CH-4 20W-50 HEAVY DUTY meets or exceeds the requirements of: |
| API CH-4 |
Properties and Specifications
| Property | |
| Grade | SAE 20W-50 |
| Kinematic Viscosity @ 100 C, mm2/s, ASTM D445 | 19.1 |
| Kinematic Viscosity @ 40 C, mm2/s, ASTM D445 | 177 |
| Viscosity Index, ASTM D2270 | 123 |
| Density @ 60 F, kg/m3, ASTM D4052 | 0.884 |
| Pour Point, °C, ASTM D97 | -27 |
| Flash Point, °C, ASTM D92 | 245 |
| Ash, Sulfated, mass%, ASTM D874 | 1.0 |
| Total Base Number, mgKOH/g, ASTM D2896 | 9 |
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