The 996 Carrera Cabriolet - Manual - was introduced in model year 1998 along with the 996 Carrera Coupe, overlapping with the last year Carrera 993's. A water-cooled flat-6 engine replaced the popular air-cooled engine used in the 911 for 34 years, and the body shell received its first major re-design. The cabriolet was available with a canvas retractable roof or with a hard top removable roof. Engine displacement was 3.4L and power output was 300 PS (221 kW; 296 hp) through its 6-speed manual transmission.