OEM specifications for engine oils are a mess. There are so many! Ford WSS, GM Dexos, PSA B71, Porsche, MB 226/9, VW, BMW LL, Fiat 9.55 etc.
What do they all mean? And how do they relate to ACEA, ILSAC, API?
Негізгі бет What are OEM specs for engine oils?
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