Hi Mick,

Your are right.  That opening needs to be blocked.  I think most
builders who aren't using a thermostat tap it for a pipe threaded plug.

Bob White

On Tue, 27 Jul 2004 11:20:40 +1000
"Michael Haynes" <mickandfi@ihug.com.au> wrote:

> Hi All
>  I've been lurking in the back ground for a few months now, and I must
>  congratulate you all. Its good to see so many like minded people
>  sharing experience. At the moment I have been working on my 13B turbo
>  S5, finally starting to look like something from an aircraft. I'm
>  building an RV7 QB it should be shipped from vans early next month.
>  I'm an aircraft sheetie with Qantas airlines down here in OZ, so
>  progress on empenage was quick, (2 weeks to complete ). Having my
>  manifold welded at the moment, water pump next witch leeds me to my
>  question that I hope someone can answer. The gallery that connects
>  the inlet and outlet inside the water pump casting just below the
>  thermostat, should this be blocked if not running a thermostat. I
>  could be wrong and probably are but with this open wouldn't the water
>  take the route of least resistance and recirculate back through the
>  engine. By the way I work just a few minutes from ATS Turbonetics and
>  will be taking to them soon to mod the turbo so ill let you know what
>  they say. Cheers.
>  Mick. ( go for gold aussies)        
>


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