I believe CDC and MRT both did Mach 1 Track cars.
Here is MRT's
http://www.mrt-direct.com/1994-2004-mustang.html
Here it is before the crash
The BLUE is the Same one as the YELLOW Mach 1 Racer, after Scott Hoag took a terrible crash (lost brake line at 120MPH), but they rebuilt it!
This is it after they rebuilt it.
