996. Biggest pile-up in racing history in 1960 at Daytona
DAYTONA BEACH, Fla. -- Right from the onset, the 1960 Daytona Modified Sportsman race at Daytona International Speedway was a disaster with the biggest collection of cars caught up in a single crash at a NASCAR-sanctioned racing event -- 37 of them. Fortunately, though, there were no casualties.