Bob,
I had a similar issue that was caused by a clogged charcoal cannister.
Jim Franks
Navarrette, Vance wrote:
> Bob:
>
> Since running with the cap open still resulted in a sputtering motor, I
>think
> the restriction in the vent line is a red herring.
> Instead, two possibilities come to mind - vapor lock, or a fuel pump on
>the
> way out. Anyway, both relate to the fuel delivery side of the equation, not
> the vent line. I don't know if the vent line is one way or not, but I
> recommend you set aside that one for later. Consider rebuilding your fuel pump
> and making sure that your fuel line is properly routed and not touching any
> source of heat in the engine compartment. Also, you should insure the fuel
> line from the tank is free from restrictions.
>
> Vance
>
> Vance Navarrette
> Cogito Ergo Zoom
> I think, therefore I go fast
>
> -----Original Message-----
> From: 6pack-bounces@autox.team.net [mailto:6pack-bounces@autox.team.net] On
> Behalf Of robert fabie
> Sent: Monday, April 27, 2009 6:05 PM
> To: 6pack@autox.team.net
> Subject: [6pack] Venting Problem Causes Fuel Starvation
>
> Hello List:
> These facts I know to be true: Visually and according to the gauge, there
> was just under 1/4 tank of gas in the tank. The filter is not clogged. The
> gas tank was rebuilt two years ago and it is not believed to be clogged.
>
> Recently, my engine began sputtering and surging as if running out of gas,
> then sputtering and finally dying. I pulled to the side of the road for a a
> couple of minutes. I noticed the fuel filter was empty. When I levered the
> primer on the fuel pump, it didn't feel as if there was any suction and no
> gas was making it to the filter. After a few minutes, gas appeared in the
> filter and the car started and ran for a while before again sputtering to a
> halt. Believing that it might be a venting problem, I flipped open the gas
> tank cap and thereafter, noticed fuel filling in the filter. The car drove
> normally for a few miles and then sputtered again. I topped off the gas tank
> and then drove 40 miles without another sputter.
>
> <snip>
>
> Many thanks,
> Bob Fabie
> '75 TR6
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