Jaguar continued with the slightly revised styling of the Series III XJ6 sedan that debuted for 1980, so there were no changes for 1981.  The 12-cylinder was eliminated for the U.S. XJ sedans, but the inline DOHC 4.2-liter inline six engine was upgraded for better fuel economy and performance.  Jaguars were rare during this period, with about 5000 … Continue reading 1981 Jaguar XJ6 Series III Test Drive