yea im lookin between 300-400HP. not too much power just enough to say haha im turboed and powerful!! is it possible to slap the SRT-4 engine in a 420a? i blew my pistons in my 420aT this past weekend and i really dont wanna deal with this crap. i rather spend a couple grand and get a better motor. well anyways what is the model number for an SRT-4? i wanna start looking into it. Thnx everyone for the help