mayonnaise

So I noticed a very thin coat of "mayo" on the very top part of the oil cap, when I added some oil today. Oil looks new and perfectly healthy on dipstick, coolant looks ok (I have a small known coolant leak on the radiator, water "consumption" hasn't changed), thermostat is running fine. The...

A few days ago I realised my 156 selespeed was losing a bit of power, juddering and giving a slight backfire every now and then. It has also started smoking a little more than usual. This morning I checked the oil filler cap and yes there was mayonnaise in it. My assumption is that the head...

Hi, i noticed a mayonnaise type stuff on the inside of my oil cap see pic i have perhaps noticed more white smoke coming out from the exhaust (like on cold mornings). I know its stil winter but perhaps the smoke goes on for a little longer?? or is it my imagination i don't drive the car a...