Its free, what you do is join up to
http://batracer.com/-1FrontPage.htm?1zc then go to 'Game' private games, and
Players will need to be registered and logged in before they can enter the private game. When logged in, clicking the following URL will take you to the join game page:
http://batracer.com/-cj?&D&5915
Alternativly, you can select "private games" from the menu and enter the number "5915" into the box. The game password is "tyrc". Take care not to accidentally join a public game by mistake.
Choose a team, we are doin formula 1