The full name for this replica is 1967 Terlingua Racing Team #17 Jerry Titus Shelby Group II Sedan Car #2 Mustang Notchback Trans-Am Racecar
I did an On the Workbench post, which documented the construction.
To summarize
The AMT ’67 Mustang Fastback was converted to a notchback with roof and trunk from an AMT ’66 Mustang
Paint a mix of Testor’s enamel with Tamiya Satin Black on hood
Fred Cady decals
Detail Master hood pins, Owen Craft cast silver door handles [no longer available], Acu-Stion wiper
Wheels and Tires Revell C-3 racecar kits