I never got to dyno my truck, but judging from track times and previous HP #'s it is def. above 650.. with
FASS Fuel System
Draw Straw
Haisley Fly-cut pistons 15:1
Haisley Small Intermediate cam.
60lb valve springs
Third Gen tappets.
180 pump
4k gsk
EDM'd Holders
Full cut DV's
5x.018 dragon flows
Scheid Adjustable fuel plate
II Silver 71 with .93 A/r exhaust housing
PDI T-4 Manfiold