I was going to start a thread on this considering I’m co-chairing the events, but I’m trying to get a confirmation on the price before I go posting it all over the place. 
Yes, saturday is a test-n-tune, registration starts at 10 and first car off is around 11. Sunday will be a normal event.
You can’t camp on site – camping is at Sampson State Park which is across the street. It’s $16/night for a site. You can reserve it online but they charge you an extra 9 bucks, which I think is a waste of money that could otherwise be spent on beer . . . anyway . . .
Here are the good directions, since people keep getting lost en route: http://maps.google.com/maps?f=d&hl=en&geocode=&saddr=Exit+42+%4042.952930,+-76.980830&daddr=Serven+Rd+%4042.900490,+-76.948460+to:6471+RT-96A,+Romulus,+NY+14541&mra=pr&sll=42.945994,-76.983604&sspn=0.057048,0.08111&ie=UTF8&ll=42.900113,-76.947727&spn=0.11418,0.16222&z=13&om=1