won't start on 1991 Ford Mustang LX

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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: