http://www.lardlad.com/framegrabs/GABF08/54.jpg (?)
http://www.lardlad.com/framegrabs/2F14/107.jpg (Lincoln?)
http://download.lardlad.com/framegrabs/HABF15/73.jpg (Lincoln?)
http://download.lardlad.com/framegrabs/HABF15/142.jpg (Dodge Ram)
http://download.lardlad.com/framegrabs/FABF05/93.jpg (interesting tailights)
http://download.lardlad.com/framegrabs/FABF14/95.jpg (LTD Crown Vic?)
http://download.lardlad.com/framegrabs/FABF17/99.jpg (Grand Marquis?)
http://download.lardlad.com/framegrabs/FABF17/100.jpg (Japanese, at least)
http://download.lardlad.com/framegrabs/FABF01/146.jpg ('93 VW Jetta?)
http://www.lardlad.com/framegrabs/8F14/28.jpg (Porsche)
http://www.lardlad.com/framegrabs/3G01/64.jpg (???)
http://www.lardlad.com/framegrabs/3F18/130.jpg (Another Beetle)
http://download.lardlad.com/framegrabs/AABF20/103.jpg (Japanese golf cart)
http://download.lardlad.com/framegrabs/BABF16/101.jpg (Festiva? Metro?)
http://download.lardlad.com/framegrabs/EABF06/24.jpg (Wienermobile, but what is the Wienermobile based on?)
http://download.lardlad.com/framegrabs/EABF08/138.jpg (European, I think)
http://download.lardlad.com/framegrabs/EABF08/73.jpg (Late 70s Ford F-Series)
http://download.lardlad.com/framegrabs/EABF16/129.jpg (Looks like a Lincoln, but this is Milhouse's Dad.
http://download.lardlad.com/framegrabs/EABF17/33.jpg (Ford Escort?)
http://download.lardlad.com/framegrabs/FABF02/168.jpg (Let's see if anyone can ID by the chassis)
http://www.lardlad.com/framegrabs/GABF11/124.jpg (Dodge Ram Van)
http://www.lardlad.com/framegrabs/GABF14/37.jpg (Lincoln Town Car)
http://www.lardlad.com/framegrabs/3F02/2.jpg (I've got kind of a weak spon on trucks)
http://www.lardlad.com/framegrabs/3F02/73.jpg (Street cleaner. Who makes street cleaners?)
http://www.lardlad.com/framegrabs/1F09/112.jpg (Probably based on one from "It's A Mad Mad Mad Mad World")

Some are already on the site (sometimes in the comments of a similar car).
Some others were not included because they were not real.

So, are any of these worth adding?