How Can I go about selling car parts Online?

My husband is self employed and has a small buisnesses he has a machanic shop and he also buy cars. He has a whole bunch of cars with good parts on them and we are intrested in selling the car parts. I know he needed a DBA license in order to do it online or threw a website. We got that out of the way but now we dont know the second step. Any Ideas were we can sell our car parts?|||Autotrader is a good bet, but the ads can be expensive. The best idea is www.craigslist.com. Hey the ad is free and things sell very quickly.|||ebay autos|||I'll ask my boyfriend. He's always checking out sites that sell car parts. I'll let you know.