Look at ghostrider's comments;the parts are pretty cheap but the difficulty is to find a Harley dealer willing to order them. You could try [Buellparts.net] but they don't have everything.I've found most dealers are reluctant or just say no to Buell.
Try Pinwall Cycle Parts in Ohio [www.pinwallcycle.com]
I just got a handlebar switch from them very inexpensive, they're parting out several Blasts.