What did you use between head gasket and head?
How was the old head before you put this one back in? Was it cracked, was it
tested?

2 reasons, bad sealing or bad/cracked head, period.

A clasic problem!

Ben

On Sat, 7 Jul 2007 16:54:21 -0700, Thomas Pfrommer <pfrommer@PHAS.UBC.CA> wrote:

>Hi,
>oh man, I thought my van is running now. Did it for about 1500km, but
>today suddenly lost all its coolant, luckily a guy behind me on the
>highway called my attention right away. I did not see anything and the
>water temp did not yet rise. Well I pulled over the next exit. Again
>lucky was only 500m away, and then the temp gauge was rising quickly. So
>to the next parking lot and shut down the engine before it overheats!
>But what the hack was going on? Temp was always good, never reved it
>above 3000 rpm in these first 1500km. Oil pressure was good (yes the
>installed oil gauge is working fine ;-))
>And suddenly I loose all my water. After waiting to let the engine cool
>down a bot, I was able to look and lie underneath the engine and saw
>that the head gasket was pushed out for about 0.5 inch and thats where
>it leak. I added a bit of distilled water in the expansion tank and it
>pulled out right away right at this point (at the rear end of the right
>head, about midway between top and bottom of the head). What could have
>happened? When I rebuilt the engine, I torqued the heads to the specs
>indicated in the Bentley. I inspected the studs and they did not seem to
>be in bad shape so I did not replace them. Is this an indication that
>one stud broke? Yesterday I drove and was in a traffic jam and it was
>very hot, but everything worked fine, the water temp never rose more
>then just above the light position.
>I don't know but thats kind of weired. Perhaps not for you experts, but
>for me, as it drove without problems up to this point. I changed the
>expansion head cap just two days before as well, and all water was in,
>not indication of a small leak anywhere.
>Well I am quite frustrated now, I must admit, just thought I let you
>know, perhaps you have some advice. The thing is I do not have much time
>now to fix this major thing. I am quite busy at work. Do you Vancouver
>guys have a good recommendation, where to put it? I let it tow to
>Blenheim at 12th/Arbutus, just because I heard they are very nice guys.
>So I assume they don't rip me off. But perhaps there are other places?
>Anyway have a nice week-end and enjoy the sun, I have to recover a bit
>form this disappointment today though.
>Cheers
>Thomas