Originally Posted By: BobFout
Originally Posted By: Quattro Pete
I'm running it in my BMW right now. Edge HM 10w-40 is the only HM grade I could find that still carries ACEA A3/B4 spec.
Why no A3/B3 oils like M1 HM 10w40?
A3/B4 has a beefier add pack and has stricter wear and cleaning requirements.
I was looking for an HM oil that is still fairly close in performance to an LL-01 oil, and the LL-01 spec is baselined on ACEA A3/B4 spec.