it needs front brake discs, a kill switch of some kind, has racing plastic sorta nasty, needs new top end, bearings seals and bushings, i wondered where would be teh best/cheapest place to get these things and also i have it all tore down so what are things i should do while having it apart also i was thinking about new wiring would this be very difficult i will be gettin my service manual soon when i find out what parts the old owner has that i wont need so i can' order the others i was thinking of goin to stock kill switch key and headlight assembly since these have all been removed but someone else had told me to get an aftermarket kill switch i also need new handlebars and the hi and low bend and all the different kinds are confusing me which would the stock 400ex handlebars bend be?? i am so ready to get it back together and start ridin thanx for any help