Boosted Performance 1980

The 1980s was the decade of the turbocharger, transforming the top echelons of motor sport both in racing and rallying: Reliability was heavily affected at first by the increased power output, but soon it became impossible to win without one (or more). As technology sent power and speed soaring, legislators struggled to keep up. In the end, turbos became so heavily penalized that normally aspirated engines returned.