1990s greatest hits: powerful Japanese sports cars, F1-derived technology, and a wonderful melange of naturally aspirated and turbocharged engines. Although the 1990s did not leave us with as many iconic cars as the 80s did, it was still a great decade engine-wise. During this interval, a variety of engines offered something for everyone and despite taking different approaches when it came down to the internals, these engines had something in common by offering brilliant performance.