Originally Posted by
Concours77
WAG. Wouldn't the main tanks filler necks and caps have to be sealed if connected to turtle tanks above, on the cabin floor? Were they planning to fly through wing tanks? That requires pumping fuel up. If they launched on wing tanks, and made it out an hour before realizing they couldn't pump fuel up and through the wing tanks to the engines, then were beyond return point? Well, running out of gas and still over gross with fuel, jeez.
Dual flameout that heavy? How to flare into what were probably at least 6 foot swells? (That's a flat Pacific in my experience)
From what i read, the ferry tanks fed the belly tank, so no external pumping required. Gravity fed.