The Inside of a Cobra 427

I love Cobra but are nowadays cobra's considered legit ? Or just replica ?
I ask this because nowadays there are so many cobras, cobra backdraft, cobra performances, etc... and it's confusing

Somewhat related, from Los Angeles Times, 1993:

Car Trouble? : Autos: Questions have been raised over Carroll Shelby's claim he's building 43 of his classic Cobras using original chassis. Shelby says he's the victim of a business feud.