I apologize for sending this thread sideways, but guys who can whittle a miniature engine out of a
chunk of aluminum fascinate me. If you happen to own a tiny top fuel dragster here is a motor for you:

http://www.youtube.com/watch?v=N8TXMUaC9Os

To answer your original question, one can finish a night's racing a
little ahead on money. You will NEVER finish ahead for the year.