SAE 5W-20
5W-20 pairs a low-temperature rating close to 0W-20 with the same thin high-temperature behaviour. It suits petrol engines where the manufacturer allows either 0W-20 or 5W-20; the difference between the two is cold-start pumpability rather than protection once the engine is warm.
- Cold-start rating
- 5
- High-temperature rating
- 20
Typical use
Petrol passenger-car engines specified for 5W-20.
