This 1988 Porsche 911 Carrera is a black-over-black cabriolet that is powered by a 3.2-liter flat-six paired with a G50 five-speed manual transaxle. Equipment includes a black soft top, a matching top boot, a "basket handle" rear spoiler, and 17″ Turbo Twist wheels in addition to cruise control, air conditioning, and a Blaupunkt AM/FM/cassette…