The ENPO STOU SAE 15w40 is a Super Tractor Oil Universal (STOU). As the name suggests, it is a universal Transmission lubricant meant for tractors and similar heavy machinery It is a mineral based transmission oil, suitable for air cooled engines of heavy duty machinery. Being a universal lubricant, this transmission fluid applies to not only diesel engines, but also hydraulic systems, transmissions and differentials with wet brake systems.
| Grade | SAE 15W-40 |
|---|
Benefits
Excellent Engine Protection
Excellent Corrosion Protection
Perfect Cold Start
Minimal Friction
Excellent cold temperature fluidity.
Applications
The ENPO Super tractor oil universal is applicable to most two stroke air cooled engines. Such as those present in tractors and similar heavy duty machinery. Being a universal oil, it can also be applied to the hydraulic systems and transmissions of such machinery.
API performance Level
API Â Â Â Â TC
Specifications
| Parameters | Test Methods | Unit | Result |
| Density at 15℃ | ASTM D4052 | g/ml | 0.880 |
| Kinematic Viscosity at 40℃ | ASTM D445 | mm²/s | 55.3 |
| Kinematic Viscosity at 100℃ | ASTM D445 | mm²/s | 8.3 |
| Pour Point | ASTM D6892 | ℃ | -15 |
| Flash Point | ASTM D92 | ℃ | 106 |
| Viscosity Index | ASTM D2270 | 121 | |
| B.N (HClO4 Method) | ASTM D2896 | mg KOH/g | 1.1 |
| Color | Visual | RED |
Be sure to use your ENPO Super tractor oil universal in accordance to manufacturer’s recommendations
The ENPO Super tractor oil universal  is a one of a kind Transmission lubricant suitable for most tractors, harvesters, and outdoor equipment with or without turbo charge engines. The oil can be used for the engine, transmission as well as the hydraulics of these machines.
Be sure to use your ENPO Super tractor oil universal in accordance to manufacturer’s recommendations
The ENPO Super tractor oil universal  is a one of a kind Transmission lubricant suitable for most tractors, harvesters, and outdoor equipment with or without turbo charge engines. The oil can be used for the engine, transmission as well as the hydraulics of these machines.
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