An auxiliary air valve is to a DeLorean as duce and a half stakes are to a truck. No such thing. The reference is to a modification applied from another PRV application in place of the idle speed motor and its supporting pieces. A modification that is usually not as precise at maintaining the idle speed as the idle motor set up. Harold McElraft - 3354 --- In dmcnews@xxxxxxxxxxxxxxx, "cruznmd" <racuti1@xxxx> wrote: > On occasion, I have heard reference made to an "auxiliary air valve". > > As far apart as I have had my engine, I can't believe I haven't seen > this thing, nor can I find it in any parts lists. > > I have finally seen one on Ebay for sale, (looks new too). This thing > doesn't look familiar to me. It looks like it has an electrical plug > on the end as well but I'm not sure. > > I must be stupid or something. Can someone please tell me WHERE on > the engine this thing goes, what it does, what symptoms it causes if > it fails, where to get one, and a part number??? > > Humbly yours, > > Rich > #5335