go to evolutionm.net and start reading. 05 is the best model you have selected due to bigger hotside, tranny synchros bugs have been worked out, etc. Clutches you can go through if you dont know how to drive or launch excessively. Transmissions are pretty stout as long as you keep the right fluid in there and change it relatively frequently. People commonly put the cars back to stock so look for that and stay away from those.