and Dale Earnhardt all taking part at one point or another. Equal machinery was a key aspect of the IROC series. Five car models from different brands were used, but drivers used Chevrolet's ...
In 1993, Earnhardt was on the losing end of the infamous "Dale ... in a car that was ready for the dumpster. But when the Winston Cup field cranked up their engines on Feb. 15, 1998, there ...