You know there are folks that keep having problems with water pumps
failing and failing and failing.  I have often wondering if this is due
to some restriction or problem in the cooling system that is not letting
things flow as well as they should.  Just a thought.

Ken Wilford
John 3:16
www.vanagain.com

Kenneth Lewis wrote:
> Scott,
>
>   I agree with your assumptions as they apply to FWD cars that require
> paltry amounts of coolant and only have to push it a short distance. But
> what about Vanagons which hold gallons and have round trips measured in
> yards? I would think that would greatly increase the load on the water
> pump. I have compared a new pump to an old one. The wear on the impeller
> blades is very evident . So an electric driven water pump might prove a
> healthy gain in FE (fuel economy).
>
> Ken lewis
> http://neksiwel.20m.com/
>
>