On Sun, 23 Apr 1995 mantis@vt.edu wrote:

> >1) head gasket gone, coolant drips to ground, overflow tank is unaffected
> >2) ditto, gases get into coolant while running, overflow tank fills
> >3) ditto, coolant gets into cyls while cooling, overflow tank empties

4) head gasket gone, head cracked, coolant runs to ground like beautiful 
waterfall on Moccassin creek, overflow tank is empty...as a matter of 
fact so is the main tank.

> >
> >In all cases overheating/air buubles eventually occur. #3 happens as the 
> >engine cools, leads to short period of rough idle on start-up. This was sent 
> >a while back by another poster. As it gets really cold it sucks in from the 
> >overflow?
> >
> >Are there any more modes/combos for head/coolant failures, are the ones 
> >above really true? My '87 has already drunk a jug of Autobahn (in 2 months), 
> >without leaving a trace so I'm assuming #3 is at play.  tim s.
> 
> not to deviate from your topic too much, but i was curious, what is 
> observable on the engine which would indicate problems with the head 
> gasket/cooling system? TIA
> 

see above ; )
chuck

>