Will do a better render later, this one looks a bit weird.
IMSA Mazda RX-792P WIP5 by ~The-IC. Stunning and realistic visualization of legendary Le Mans triumphant Mazda RX7... Enjoy and don't forget to visit the artist's gallery for more. (
quite impressed by the quality of your work. I think this question is inevitable: Did you took the 787B as basis for this super-machine? Besides, its aerodynamics seems much more refined than the 787B.