[DeTomaso] Gas tank breather

Will Kooiman will.kooiman at gmail.com
Fri Oct 19 09:43:14 EDT 2012


That's what I was going to say.  I put a Hall rollover on my tank, and
then witnessed gas dumping onto the ground when I filled up the tank.  I'm
not going to do that again.

This time I'm going to run a hose to the filler neck, and then through a
PCV valve.



On 10/18/12 2:04 PM, "JDeRyke at aol.com" <JDeRyke at aol.com> wrote:

>The vent hose should, for emissions purposes run to a connection in the
>base of the air cleaner, which will help with the smell. The OEM hookup
>was 
>from tank to a charcoal cannister, then from that to the air cleaner. The
>engine will be happy to burn the evaporative light ends which is what
>you're 
>smelling. The Pantera tank cap was vented (and needs to be) but most cars
>on the 
>road today use a non-vented cap, so be careful with adaptions.
>
>The Hall plastic anti-rollover vent-valve is in fact a caged ball-check
>and 
>was required for all cars after 1980. Wide-body Panteras got a very
>expensive assembly that could, with enough money, be bolted onto an early
>tank but 
>will work no better than Hall's $30 assembly   Hall's is a clever
>adaption 
>of a stock mid-'80s Ford valve to fit the Pantera gas tank. Sometimes,
>the 
>adapter grommet or the rubber gasket dries out & cracks so fumes get out.
>Early tanks had as-stock a rivited-on steel dome with only some foam
>inside; do 
>not expect much foam to be left 42 yrs later... Good luck- JDeryke
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