On a Cobra you must remember the tires are the weak link. Unless your running 200 treat wear tires or slicks. Street Cobras weight between 2100 and 2800 lbs.
The driveshaft, third member and tranny will handle a lot more torque than it's rated for because of the tires.
https://www.youtube.com/watch?v=EV3G...ature=youtu.be
https://www.youtube.com/watch?v=CvS4...ature=youtu.be
the day before he was auto crossing and running within 3 seconds of the Miata and Porsche. Both on their home track.