help....is anyone running the vortech blow thru setup?

[jeff sledge]

i have owned 3 or 4 vortech blowers but never a carb set up.I just want to ask someone who has one some questions about it.Im only wanting to make 5-6 lbsof boost(as of now).Do i need a bypass valve?I also have a terrible blower whineat 2500rpm in 4th gear.Just a few questions to someone who has a vortech kit.