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.

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:
https://repairpal.com/directory?address=28117&car_brand_names=Ford
Check for spark, first and foremost, if no spark then find out why.