Try here?
http://www.rfactorcentral.com/

Are you updated to 1150? That would be the first step.
GP

>On Tue, 19 Sep 2006 13:17:14 -0400, Chang Liu > wrote:
>So there are lots of these rFactor fans here.
>Maybe the game is not so enjoyable because I don't have all the content.
>Where in the world do I get them? Can anyone post like a guide?