Oh, my God, now my poor Zetti must have caught it: I have filled oil at the tank before and discovered that there is brownish white foam on the oil cover and in between there are brown flakes that look a little like candied sugar. The foam sounds to me as if the cylinder head seal is through, what do you think? Do you have any ideas what else could make me sleep a little better tonight? What kind of brown flakes could that be? I wonder what my friend will say tomorrow… your Michi