Dennis Burda tells all, on Gary North's website.
Sounds like the best bet might be a theft salvage. Usually it's only the interior and the windows that are bad on those. But read the whole article.
Obviously you're not going to get traditional financing on one of these. But you might get about a 40% discount, if you can save up to do this. It's like buying a fixer house. You'll need to either be mechanically inclined or know a mechanic who wants a side job.