In brief: on the compatibility of engines and oils

An old engine wants a classic oil...

In this section: 8 articles
  1. What are oil approvals?
  2. It all starts with marketing…
  3. Engine Design and Engine Oil
  4. Approvals: an important parameter
  5. In Brief: About Oil Approvals
  6. In brief: on the compatibility of engines and oils
  7. New Mercedes, VW and BMW approvals: what has changed?
  8. Approved, meets, recommended: how do you check an oil approval?

Most modern low-viscosity Longlife oils are barred by carmakers from use in engines built before 2001. When choosing an oil, always read the engine manufacturer's recommendations carefully!