"But I figured that, while pulling four or five Gs, I was relatively safe. Hauling back on that stick for all I was worth and in a semi crouch, I was tightening my stomach muscles tightening all my muscles trying to hold my head up against the vicious, unrelenting force of magnified gravity. I no longer knew if I was in the same piece of sky as Johnson; the positive Gs were draining the blood from my head and I was sightless."
Hmmm.. maybe the 5.5g onset of blackout in AH is a bit generous?