Congrats on the score, $600 is a steal for any numbered car.
If you want some help with your new ride try
www.turbododge.com
What number is your CSX? Does it have the Centurian wheels, Shelby valve cover, ground effects, and Shelby steering wheel?
BTW, the CSX has nothing to do with the Daytona. There were Shelby Daytonas but Carroll Shelby never owned any of them as none were numbered cars.