Again thanks for all the info ..I just bought back my old set up and I will be running that.. F3 haltech,Eletromotive ignition, Bosh turbo Fuel pump,1/2 fuel lines,topend performance fuel rail, 550cc injectors, t3/t04 ,external waste gate,I dynoed 292hp / 331tq @ 12 psi with that set up and later went to 18-20 psi but never got back to the dyno.