hesitating

I've been trying to solve a WOT fuel delay for several months now. The car will hesitate when going on/off throttle on heavy loads (shifting quickly or in and out of throttle). To give some background, I went ahead and deleted the PPRV. While in there, noticed one of the fuel pumps was cracked...

Ok so i just had a fully built engine put in my terminator... Drove it home and 2 hrs from home FRPS went out so i unplugged it and parked it at autozone overnight. Replaced it car ran perfect and drove home. Clutch got stiff on way home and after i got home the throwout bearing blew up so i got...