I have replaced leaky sections of the metal pipes with heavy duty radiator hose I obtained at a "big truck" supply house.  Still going strong after 5 years.

Tom

-----Original Message-----
From: Larry Alofs <lalofs@GMAIL.COM>
To: vanagon <vanagon@GERRY.VANAGON.COM>
Sent: Sat, Apr 9, 2016 1:46 pm
Subject: Re: [VANAGON] Replacement of coolant

Would this be the "Marine exhaust hose" I seem to remember reading about?
Would the presumed flexibility allow one to install it w/o dropping the gas
tank?
   A radiator is male and the coolant manifold on a Subie engine is male.
:-)

Larry A.

On Sat, Apr 9, 2016 at 1:15 PM, vw_van_fan_Mark <madvws@cox.net> wrote:

> Pipes have male ends, hoses have female ends. They join nicely.
> If you replace a pipe with a hose you need to convert both ends of the
> hose to male so they join like the pipe did.
>
> Yes, there is hose some of us have used to replace the long pipes. It
> isn't that much cheaper once you add in the converters and extra clamps.
>
> Mark
>
>
> David Bohannan wrote:
>
>> Has anyone tried using rubber lines from a "roll" used for big trucks??
>>
>> I just found a crack on the front of one of my white pipes...I know
>> what's next...
>>
>> Dave
>>
>>