He is talking about compatability with race fuel pumps.

I don't know but there are guys on turbomustangs.com using E85. You might give them a shout.

11.02 @ 120 mph - Slant 6 & Turbo http://www.youtube.com/watch?v=EAxRmoDgsdY Chassis Dyno http://www.youtube.com/watch?v=wd6hFGzLJMc