won't start on 1991 Ford Mustang LX

no power, new coil pack, new fuel filter, tightened adj. on timing belt, no change , put in 4 new plugs and wires on driver side, now will not start.

Asked by for the 1991 Ford Mustang LX
2 answers
You need to check fuel pressure and spark, and get back to us with the findings.
If you want to find a specialist, here's a directory link for you:
Check for spark, first and foremost, if no spark then find out why.