Welcome aboard Mark good to have another proud owner on our boards. You certainly sound like you intend extensive modifications for your car and can recommend the following for any parts you may need as long as you can accept about a 5 day delivery time.
http://www.rockauto.com/catalog/rafr...0&model=COUGAR
What you are planning sounds exciting and expensive so good luck with it.
I dunno about a full respray as Spruce Green is a good colour and doesn't show the road grime.
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Owning a Cougar is like owning a Super Model
Good to own but "High Maintenance"
2000 Model Eibach Cougar (Auto) - Now dead & buried