5w20 vs 5w30 – What’s The Difference Between Them – Transmissions.biz

motor oil viscosity explained

The 5w20 and 5w30 motor oils are the best for use in older vehicles that require lower weight oil. The difference between them is their viscosity, where the 5W-20 has a higher viscosity than the 5W-30. This can have an impact on how well they work with your engine, but it will depend on what … Read more