truck is idleing rough and blowing black smoke,,,wht could it be? on 1994 Ford F-250

loss of power while driving seems to be missing out....

1 answer 2 comments
Fuel pressure regulator.
Map sensor.
Mechanic with scanner best option!
SO PROBABLY NOTHING TO DO WITH TIMIMNG? I JUST REALIZED CHECK ENGINE LIGHT IS ON AS WELL...
Mech. with scanner, not a parts store!