Originally Posted by BSB67
How does you fuel pressure change between normal cruise or driving verses WOT.

I would guess that this pressure drop causes the the vaporization temperature to drop low enough on a hot day to cause the vapor lock. Throttle closes, pressure goes back up.


I won’t know again until probably next summer , but it doesn’t fall off more then a few psi in this cooler weather at WOT


Last edited by bee1971; 09/09/19 08:07 PM.
1971 Dodge Charger Superbee
2011 Ram Sport 1500 Quad Cab Deep Water Blue Loaded
Siberian Huskies