I have heard Stephen say that sometimes one does not need the fuel head - but I would definitely get the adjsutable WUR from Brian Leask - and thoroughly educate yourself as to it's adjustment and use.
And plan for dyno time and perhaps an Innovate AFR meter.
Bill, time to start learnin'! ;-)
We can help.
P.S. Will your car ever see track time?
3.4L, SC heads, 964 cams, B&B headers, K27 HF ZC turbo, Ruf IC. WUR & RPM switch, IA fuel head, Zork, G50/50 5 speed. 438 RWHP / 413 RWTQ -
"930 is the wild slut you sleep with who tries to kill you every time you "get it on" - Quote by Gabe
Movie: 930 on the dyno