“For this scene my initial idea was to model a realistic car, but I wanted to make an old one, such as you see in the exhibitions. I started searching for references and blueprints on Google, to find one that was interesting to model, and after a long search I chose the Aston Martin Ulster.”
http://www.3dtotal.com/tutorial/3d_studio_max/speed_demon_car_modeling/speed_demon_01.php