I have one...recently instaled along with the jets, pipes and drilled slides. The bike feels quicker response wise and certainly gets up and goes.
INstall was easy after I got the right instructions. I took it slow and easy and just enjoyed.
Heres the link to the thread wherer you can get the info:
"Im a Freak now" thread and if you need some education on carbs check this out:
"Shims...I dont get it" thread. Lonzo provided a link to a great site for carb info and education.