cap the ends put a valve stem in one cap, use 10 psi and heat the dent with a torch, will pop the dent rite out. there is a youtube vid oni it somewhere.
I had a hinson clutch and springs, that slipped from the start, not bad but slipped. I run it for a long time, to find out the springs were bad. put good springs in it, works great now.
call Jeff at Fast racing. let him set you up with a cub, he is great to deal with, and you will have support on your build. he's a site sponsor on here.
get some sos pads and clean them pipes up, and chrome polish. do a timing plate. find a used stock head on here. rember the more you mod the more you'll want to mod,it's never ending. get a good helmit and a set of riding boots. go ride it. no matter how much money you spend on your banshee it will still be cheaper than girls.