I got a 99 z28. I have all ready done head and cam package. I'm love to street race.I think a auto. trans with a good stall would make me faster. What trans. would u recomend. I would like to keep it as stock as possible(the look of inside).I most definatly want overdrive,because I drive it on the street.It,s not a trailer queen.What all do I need?PLEESA HELP?