I will say that having had the Chevy Caprice (Mid East version) home a couple of years ago, that back seat is HUUUUUUUUGE. I could cross my legs and not touch the back of the front seat.
And speaking of the back seat..... Fen, we should start a thread on all the things you can do to get ride in a PPV.

That's likely the closest you'll get until they go up for auction.