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> On 15 Aug 2001, at 14:23, sml214@casbah.it.northwestern.edu wrote: > > > In the next paragraph or so, it was listed what Berg said that cold engines do, > > and of those I said that this exact problem - ring and cylinder wear - is the > > only one that both exists and is helped by the thermostat. The other one that > > exists is bearing wear due to cold/non-existant oil, but my point was that the > > thermostat didn't help this - the pressure relief valve did. > > It seems to me that the thermostat plays a significant part in the > oil/bearing problem, too, by getting the engine, including the oil, > warm and free flowing as quickly as possible. > The thermostat only cares about the heads and cylinders. All the bearing/cam heat is uncontrolled and uncooled. It is the pressure relief valve that performs this task. Open up a 1963-67 Transporter Bentley and you'll see what I mean - there are 2-3 pages decribing in detail this exact function. Take care, Shad > - > ******************************* > Jim Adney, jadney@vwtype3.org > Madison, Wisconsin, USA > ******************************* > > ------------------------------------------------------------------- > List info at http://www.vwtype3.org/list or mailto:help@vwtype3.org > >