Speaking of legendary longevity, Harley's Ironhead engine powered bikes from 1957 to 1985, an impressive run that saw it serve as the main powerplant in the longest-continually produced model in ...

Among these monikers, one stood out peculiarly: ‘Ironhead.’ At first glance, it seemed to stem from Earnhardt’s renowned ruthlessness behind the wheel. His daring maneuvers and no-holds ...