great and plz check this link and confirm if it's good findWrite this down.
{Fuel}BAP w/ wire upgrade (uses stock pumps)
60s
{To avoid pegging the MAF and leaning out}
MAF
or MAFia
SCT xcal or better so you can also data log and tweak as you learn more.
Pulley and belt selection can be done after the above minimum mods are done.
There are other ways to get enough fuel, but Focus pumps are no longer the "hot set up" it once was thought to be.
Lethal Performance FPDM/BAP Wiring Upgrade Kit [LP-BAPREWIRE] : Lethal Performance, Performance parts for Ford Mustangs
with my current mods and after adding the whipple.
how much HP the car should put on tires with stock pulley 3.5" and 3.00" @ pump GAS??
Any idea about the number ^^