The thermostat required is based on engine number, #12020771 and lower uses 1162000215 above uses 1192000015.
Mike

You know what the change was, Mike? And what year it occurred? (I have a '92 400E...)

Thanx,
Gerry Visel

You will have to take a look at your engine number.
This link: http://catalog.eautopartscatalog.com/mercedesshop/sophio/wizard.jsp?partner=mercedesshop&clientid=catalog.mercedesshop&baseurl=http://catalog.peachparts.com/&cookieid=1ZG1DN5EN20715SXAA&year=1992&make=MB&model=400-E-001&category=G&part=Thermostat+Kit&appEngines=_any

will show you the two different style thermostats used.

__________________
It is a truism that almost any sect, cult, or religion will legislate its creed into law if it acquires the political power to do so. Robert A. Heinlein


09 Jetta TDI
1985 300D