Where can I find aftermarket alunimum parts for a Rc 10 b3

that depends on what you are looking for try www.mo-motorracing.com (http://www.mo-motorracing.com) , www.1hg.com (http://www.1hg.com,) , www.factoryworks.com (http://www.factoryworks.com) and also look at the links to the sponsors of this sight off to the right of your screen.