Have you checked for combustion gasses getting into the coolant?  What
brand of tanks are you getting?

Ken

On Wed, Jul 20, 2016 at 5:27 PM, Stan Shapiro <mail@stanshapiro.com> wrote:

> I am on my 4th NEW coolant expansion tank in about a year.  They leak at
> the
> seam.  Any suggestions for a replacement?    I have seen the metal tanks,
> that I am sure are bullet proof, but I do like the ability to check the
> coolant level in the expansion tank just by looking through the plastic.
>
> Suggestions?
>
>
>
> stan
>

--
Thanks,
Ken Wilford
John 3:16
www.vanagain.com