This is a link to what Amsoil Inc. Recommends for new and re-built engines:Cattletrkr said:The line I've always heard from Amsoil guys is, "you can break-in an engine on mobile, but not on Amsoil. " If it's in there from factory, I wouldn't worry about it.
It means it meets Opel specs.FANZDSLPWR said:this is one of the ratings on mobil 1 0w40 gm-LL-b-025 diesel. anyone no what it means?