Start cycling them gently and see what happens. They might end up not too bad for what they are. Whether their good enough to run will depend on your level and/or expectations.
If you get some keepers, you could pass a few out to your local new guys who are still trying to run a race day on two stick packs.
-Tamiya TA05-R - Tamiya M05 - Summit Raceway Ft. Wayne, IN