i have an chevy 400 dont know if its a 2 0r 4 bolt main for sure yet i think its a 2.i would like to build to put in my 33 ford and would like a good thump from the cam and may be an blower or supper charger.what would i have to do?dont want to put a hole lot in it may be 2 to 3 grand minus the blower.it will be used on the street.would i be able to run low comp with out the blower and then put one on later.about how much hp can i expect with a small 6-71 blower?i know this is alot of? iam kinda new at this motor build.........thanks