i made my own headset tool i got a peice of threaded bar and pur two peices of flat steel on it then two nuts.then all you do is tighten the nuts and it pushes the cups in so a bit like using a vice
go for a king probally the best hub out and yes you can put a free wheel on the front of a stock just get a fixed rear hub and some cranks that you can screw the freewheel onto