Custom ram-air scoop under front bumper-I made the mold myself.
Home ported stock iron heads
1.7 Crane Cobra Roller Rockers
5-angle Valve job (3 on valve seat, 2 on the valve)
FMS SVO valve springs (with late 60's steel retainers)
Home ported Explorer lower/upper intake manifolds with phenolic spacers for increased volume
MAC Cold Air Intake (hooked to custom ram-air)
MAC 1 5/8" Long Tube headers
Custom Catless H-pipe to Long tubes (with stock catback/muffs)
Hurst billet shifter and Hurst knob
Motive Gear 3.90:1 Rear gears
Eaton posi diff
Superior Heavy Duty 31-spline axles (busted a stock axle during a drag launch on slicks)
FMS Aluminum driveshaft
FMS King Cobra Clutch (Hayes clutch disc)
Steeda Firewall clutch cable adjuster
Home drilled front brake rotors
NGK UR55 Plugs/ MSD 8.5mm plug wires
MSD 6AL ignition with 2 step rev limiter set to launch usually at 4600-5000 rpm with button attached to shifter (see pic)
15x8" Weld Draglite XP wheels (don't fit great, don't recommend) with used 8" slicks
MAS sensor adjuster box and extender
190lph fuel pump
Custom homemade subframe connectors
Lakewood 50/50 drag shocks in rear, stock front shocks
Remove front swaybar for drags
Relocated rear lower control arms with rear end rotate 2 degrees
Reinforced upper/lower torque boxes
Uncork after H pipe for drags
Stock injectors
Stock Camshaft

I dyno'd the car at Central Coast Mustang in my home town, results:
250.4 whp @ 5200
288.7 wtq @ 3800
uncorked after catless H-pipe