If it's a B&B Mfg. cobra, you can call Bryan or Laurie at B&B Mfg. or email
bryan@bandbroadster.com and give them the ID number. They will have a list of numbers from when they make a cobra with the original owners name and address. If you have the car or know where the car is . The ID number is under the hood looking down the engine compartment on top of the frame.
Should be 17 digit.