[bulletpruf]

Originally Posted by hgerhardt

The factory put a separate vent on those A-body tanks for a reason: the filler is so low that under hard acceleration, fuel will come out if the cap were vented. Firebird/Camaros get away with a vented cap as they're mounted higher up.

What was your reason for plugging the factory vent provision?

I was looking for a simple solution - no vent and just running a vented cap instead. I just didn't realize that finding the correct vented cap would be somewhat involved.

Thanks