Mike Becker did pass the time by typing:

> A few weeks ago I had the wife run it up and down the drive way while I
> held onto various parts of the steering/suspension and wasn't able to feel
> out the popping. I did notice that the center link had quite a bit of play
> in it. I pumped up the grease fittings which helped, but the clunking
> continued.

Longshot, but have you checked the motor and tranny mounts?
http://members.cox.net/douglas.wilson/motormount/
Although that usually is a big klonk and/or a real rough
feeling engine.

--
DougW