Im looking for a site that has motorcycle parts wanted ads only?

Question

ads that people put onto the site that are wanting certain motorcycle parts

Answer 1

Try Craigslist.org/ - click "motorcycles" column. They are countrywide, with a good rep. Try to deal only with local sources: people get burned from bad shippers/shoppers w/ mailorder.
Hey, even E-Bay works for you, at times. You can get a general idea of the value of the part you want.
Best of all go to "Froogle.com" - it's a beta-level service from Google that isn't generally known yet. (Froogle = frugal, geddit?) kyuk,kyuk ; >p

Answer 2

Ebay.....thousands listed