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Re: weird issue with fuel tank pressure and venting...I think
Quote:
Originally Posted by Bigdav160
Thank You EPA! The new "vented" caps are not truly vented. They hold up to 3 psi
Perhaps the vacuum valve in the cap is not working?
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So what's the way to overcome this? Drill a tiny hole in the cap?
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1972 Chevrolet C20 Cheyenne Custom Camper LWB - 350 / 330 HP GM Crate - TH350 / Mild Shift Kit - Dark Blue / Medium Blue - Paint Code 559
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