I wasn't a subscriber when this thread started but here's my 2 cents: As the timing is advanced it can cause the steadystate operating temperature to go up... >From: dardal@xxxxxxxxxxxxxxx >Reply-To: mailing-list@xxxxxxxxxxxxxxxx >To: mailing-list@xxxxxxxxxxxxxxxx >Subject: Re: IML: Coolant Recovery Kits & Expansion Tanks >Date: Mon, 10 Nov 2003 09:37:31 -0600 > >Paul, well said. However, there is nothing wrong by adding an overlfow >tank, >since its so easy to do. Granted, if there is a consistent overflow >problem, >there is something wrong that needs to be fixed. However, there may be >occasions where an overflow may occur while everyting works well. Say, >after a >high speed run you have to come to a complete stop. Even if you keep it >running, it may still try to overflow. Why waste coolant? Also, in the >winter >I always put carton boards in front of the radiator to help the engine warm >up >faster and run a bit warmer (back in the old days, this may have been >undesirable, but motor oils are so much better now, so it is actually >better >for the engine to run 10-15 degrees warmer than cooler, especially in the >winter). Then, we may have a warm front, and I may not remember to remove >the >board. Why waste the coolant? > >D^2 > >Quoting RandalPark@xxxxxxx: > > > Hmmmmmm...I would say that the cars that you are speaking of may have >had > > unmaintained cooling systems. Also, in addition to overflowing, those >cars > > could also have had low coolant levels due to a minor leak someplace in >the > > system. An overflow kit would not help that problem. Aside from that, >water > > levels are suppose to be checked regularly. >.... > > > > >