1.Bentley images here, though I think there is only one that catches the suspension and not very well at that:
http://www.mulsannescorner.com/bentleylmgtp.htm
2.Look over these pages to get an idea of the ground effect tunnels that sports car ran prior to the flat bottom rules:
http://www.mulsannescorner.com/dyson.htm
http://www.mulsannescorner.com/joest.htm
http://www.mulsannescorner.com/toymkiii-1.html
http://www.mulsannescorner.com/aston.htm