Well, according to Playstation The official Magazine:
http://i4.photobucket.com/albums/y102/Digital-Nitrate/Games/PS3/GT5/100_7231-1.jpg">Pages 42-42 of February 2010 issue
http://i4.photobucket.com/albums/y102/Digital-Nitrate/Games/PS3/GT5/100_7232-1.jpg">Pages 43-44
http://i4.photobucket.com/albums/y102/Digital-Nitrate/Games/PS3/GT5/100_7233-1.jpg">And pages 45-46.
The game will indeed have a cockpit view on all of the cars. As I said. They won't feature the collision engine among other details. ^_-
As I said, Neogaf isn't exactly the referrence.