Video
Check out the link below.
https://www.motortrend.com/videos/0_k4t5k2wd/roush-mustang-427r-trak-pak-testing/
I just love this video of Scot's car in testing.
The Development Cars
C-9 and C-14
These two are C-14 and C-9. C-9 is the black one and it was subsequently used on other projects and was later destroyed. C-14 remains in all it's glory and is affectionally know as Elvis, because it is the original.