How do I know when my control arms; or rather the bushings, need replacing?

By the way, who makes the best aftermarket control/A-arm assemblies, etc. for the ‘96 T-bird?
For the bushings, should I use PU over rubber?

grap a hold of them and move by hand and jack up front end and push tires back and forth u should see some play like very little if move kinda easy u need to replace

ANC Bird Control

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