>
John
  Is there a place to install the ball valve where it is accessible
from inside the vehicle, or better yet can be controlled on the
dash?  (push rod etc?)

> Only 15K miles old, it really shouldn't be bad. It may be that it's
> simply
> not closing all the way and the cable that operates it needs
> adjustment. As
> for the metal ball valve, that's pretty easy, if you decide you
> want that.
> two 5/8" hose barb fittings screwed into either end of the valve, a
> couple
> hose clamps, and you have all you need.
>
> --