Hi there i am a ST24 owner : ) and i love her!!shes quick (very quick!)allways has me stunned!!!the things that come in to mind when purchasing one to look out for would be check oil pump make sure oil is allways kept above half way at least!!on dipstick!!rattle on cam chain check for this can be very very expensive to have replaced and servicing and parts can be expensive due to v6 engine...but happy hunting and good luck...you will love it when you get it!!...dan