I know a lot of you here are interested in doing streetbike-powered quad projects, so i thought this website might be helpful for some of you. Click on "Enter Classifieds", and there is a section of whole bikes, as well as parts, including a LOT of engines for sale. A lot of people use tis site, and there are new ads all of the time. Hope it helps somebodywww.wreckedbike.com