I don't know of anyone selling them on the forums. you can check the classified, auto trader and what not.
4 cylinder with an undisclosed amount of mileage
I had a really ***** of a time finding another cougar down here. I got mine for about 3k under blue book value and it was perfect for me. 60k miles with a v6 MTX and I was unable to find anything under 10k that matched that.