On Tue, 29 Dec 1998 19:17:01 -0500, you wrote: >Eyvind, >Never saw Mobil 1 0w40 or 5w50 in USA. Are they special to Scandinavia? I don't know, but here in Norway, Mobil 1 means 0W40 and 5W50. The other ones (15W50 etc) are almost impossible to find. I think the 0W40 oil does a great job in protecting the engine in extreme cold, which we have a lot of up here. ES