This 1984 Porsche 911 Carrera cabriolet has remained under the care of a single family, according to the selling dealer, and it now shows 47k miles. It is powered by a 3.2-liter flat-six paired with a 915 five-speed manual transaxle and is finished in Guards Red over black leather. Equipment includes 16″ Fuchs alloy wheels, a Sony CD stereo, a…