Friday autocross and hospitality party, Saturday concours, people’s choice, valve cover races, rally, and more. Hosts Helendorf River End, 706/878 2271, $119 per night two nights minimum for riverside, $94 for standard room; Best Western, 706/878-2111, $69 standard, $89 suites; Super 8, 706/878-2191, $59; Country Inn and Suites, 706/878-9000, $99. Ask for Corvair rates, reserve before April 1. corvairspringfest.com.