If you want to build a FED with VW engine , there is one in Redding Ca, at Wolfgang VW, he runs an aftermarket VW on Nitro, with a PG.
Steve gets some help from Gene Adams, once Gene found out his VW heads flow more then the Hemi heads for Gene's sons Heritage A/F car that has won 7 out 8 NHRA Heritage A/F Chamionships
I sounds Assume . If you want more info, call Steve at 530-246-4264, he also has a RED VW with turbos.
I've helped Steve run his FED VW on nitro at the VW event in Fontana, you might want to check it out, call Steve to make sure he'll be racing at the next VW event.
Have Fun,
Jon