How much fast do you want to spend?
I would build it pretty much as if you were going to go FI but go around 10.5 or even 11:1 CR.
Pistons
rods
head porting
larger head studs
cams
itb's
Add it up first, you can buy a coyote 5.0 now for $6,500 + $1,500 for ecu and pedal harness etc.