Shovelhead motorbike.

I won this contest:
http://newsletter.oldbikebarn.com/images/admin/Greasy_Dozen/Greasy-Dozen-header-2012-A.jpg

Now I need a bike to build. Anyone know of anything that’s around?

Whole bike would be cool, but a frame/motor/trans would be alright as well.

Whole bike looking to spend ~$5000