I also looked and found only the individual pans for each side.
Here is a pic of mine...NOTE: I had a buddy do the work on mine after he did his 64 and a couple of other 66's, and he said due to the aftermarket design there is no way around a little creative manufacturing during replacement, but I'm happy with what he accomplished on mine.
http://pic5.picturetrail.com:80/VOL92/799532/3957616/51169479.jpg