Hypothetical. Which one of these 5w-30 oils would be a general better protectant of an engine (regardless of manufacturer) One with the following specs:
- ACEA C3
- API SP
- BMW Longlife-04
- MB-Approval 229.31/ 229.51/ 229.52
- Porsche C30
- Renault RN 0700 / RN 0710
- VW 504.00/ 507 00
- Suitable for use on the following specifications: VW 505 00/505 01
- ACEA A3/B4
- API SL
- BMW Longlife-01
- MB-Approval 229.5
- VW 502 00 / 505 00