The 1980 CRC Chemicals Rebel 500 was a Winston Cup Series (now Nextel Cup) event held at Darlington Speedway on April 13, 1980. David Pearson won his final career victory, leading 99 of the 189 laps before the race was called for rain. Despite engine woes that sidelined Dale Earnhardt to 29th, Earnhardt still held a 93-point championship lead on Bobby Allison (30th). Stats