Autocross and hospitality party on Friday. Saturday concours, people’s choice, valve cover races, and more. Clark’s Corvair Parts will be attending. Host Helendorf River End, 706/878-2271, $89 per night, two nights minimum for riverside, $69 per night for standard; Best Western 800/435-3642, $69 standard, $89 suites; Super 8, 800/535-1251, $55. Make reservations before March 15.