Thank you all for the reply,i think im a save up to buy me a nitro rc,but i dont know if i should get a car or buggy or truck.I think buggys are the middle of he three.Its sort of a car and sort of a truck.I want to go to tracks to compete.Can any one tell me what i should getfrom the three classes or from one of each???Under $400 dollar buget please.want nitro,want to built it,want to modify.Also in modifying,how would any know how to modify the car???Like a better engine,or tires,etc.Thanks again all for your input and efore i forget,i live in los angeles,California,any clubs or tracks around my area?Thanks again.