Yes, it is here. Just in time for qualifying. The EEWC spotter guide for Sebring. You will get a nice rundown of the teams, cars and drivers. A detailed track map is also in there along with other information on how to follow the racing as closely as possible.
The data on the teams is maintained by the teams themselves, so be on the lookout for changes to the lineups, as these can happen at any time.
The latest version is always available here: https://spotterguide.gtr24h.org/
Print it as a PDF or even paper if you want, or just have it open in a browser window on your second screen. Just remember to enable printing of background images and disable the browser added header and footer. Enjoy!