fuelsystem for blown 340 ?

whats your recomendations on fuelsystem for my 340
im putting toghether a stock stroke 340 with 8.1-1 compresion running a lysholmtwinscew that is capable of about 15psi of boost
i have an old 1050 holley dominator i dont know the listnumber but its for a singelcarb N/A application in the firstplace
.570/.576 242/248degre duration at .050lift solid roller.
ported edelbrock heads
should make some stupid power? :-D

i also have a fuelcell in the car so big fuellines is not a problem
i have a carter mechanical highvolume pump in good shape but that may be to small for this?

what size lines and what kind of fuelpump would you recomend? im trying to avoid a holley bluue pump since they all seems to hate me

its just a pumpgas streetcar that will see some tracktime from time to time so i want to keep it reliable