My quest for a 9, I failed.

dusterdoug said
You definitely need more fuel pressure. Ive always been set it at 7 and been 5 in the lights.

That doesn't work for everyone, I found my buddies car had around 7.5 to feed a tunnel ram, it wouldn't leave clean for nothing. Dropped the pressure to 5.75ish & the next slip showed a missing .350 in et