Then...if you want that much power, reliably, with a Ford engine, I'd figure out how to get an aluminum block Windsor-based 427 in the car.
2002 C5 Z51. MCS 2WNR TT2 coilovers, 18x11 Forgestars, 315's, yada yada. Built Z06 T56. Bolt ons. Coming soon to a CAM event near you.
2013 F150 6.2L. 9mpg.