.. These are the very rare Limited Edition Richard Petty Commemorative models:

.. Similar to Monte CarloSS AeroCoupe... One year model rarity?

.. There's 3 for bid, starting at $500...

NR 1986 Pontiac Grand Prix 2+2 Richard Petty Collectors Car... $510.00

http://cgi.ebay.com/ebaymotors/NR-1986-Pontiac-Grand-Prix-Richard-Petty-Colle...

1986 Pontiac Grand Prix 2+2 $1,123.33

http://cgi.ebay.com/ebaymotors/1986-Pontiac-Grand-Prix-2-2_W0QQitemZ150363834...

.. Grand Prix 2+2 $1999:

.... This Bids close Aug. 8th 6:00 AM:

http://cgi.ebay.com/ebaymotors/2-2-Aero-Coupe-SBC-400_W0QQitemZ160352842269QQ...

.... SORRY, this site is screwed up and only the last link will work, but you can get to the other 2 cars on the ebay site by clicking on 'research' at this bottom link...