RX-1 ENGINE OIL
SAE 20W-50 | API SF/CF
REX4 RX1 is a reliable multi-purpose petrol engine oil formulated to provide dependable engine protection and smooth performance. Its SAE 20W-50 viscosity helps maintain effective lubrication across a range of operating conditions, while its API SF/CF performance level supports protection against engine wear and helps maintain engine cleanliness. It is suitable for everyday petrol engines and selected diesel applications where SAE 20W-50 API SF/CF oil is recommended.
Key Benefits
Reliable Engine Protection
Helps protect engine components from wear during everyday driving.
Strong Wear Protection
Helps reduce engine wear and supports dependable engine operation.
Engine Cleanliness Support
Helps maintain engine cleanliness and reliable lubrication performance.
Reliable Performance
Supports consistent engine performance under normal operating conditions.
Typical Technical Properties
| Test Parameter | Method | Typical Value |
|---|---|---|
| Viscosity Grade / Type | SAE / ISO | SAE 20W-50 |
| Performance Level | API / Standard | API SF/CF |
| Density @ 15°C (g/mL) | ASTM D4052 | 0.887 |
| Kinematic Viscosity @ 40°C (cSt) | ASTM D445 | 162 |
| Kinematic Viscosity @ 100°C (cSt) | ASTM D445 | 18.8 |
| Viscosity Index | ASTM D2270 | 131 |
| Flash Point (COC) | ASTM D92 | 240°C |
| Pour Point (°C) | ASTM D97 | -24°C |
| Total Base Number (TBN) | ASTM D2896 | 7.0 mg KOH/g |
Applications
* Petrol passenger cars, sedans, and light commercial vehicles.
* Older petrol engines and vehicles requiring SAE 20W-50 engine oil.
* Selected applications where API SF/CF and SAE 20W-50 are recommended.
Everyday driving and mixed operating conditions requiring reliable engine lubrication.
Packaging / Available Sizes
Available Sizes: 1 L, 3 L, 4 L, 205 L
Need More Information?
For product information, technical assistance, dealership inquiries, or bulk orders, please contact REX4 Lubricants.