1999 Porsche 911 Carrera Cabriolet (996) Technical Specifications
| Engine Type | Flat 6 |
| Induction | Normally-aspirated |
| Cooling | Water-cooled |
| Valvetrain | Double overhead camshafts |
| Injection | Port injection |
| Bore X Stroke | 3.78 in/96 mm x 3.07 in/78 mm |
| Displacement | 206.67 cu-in/3,387 cc |
| Horsepower | 296 bhp @ 6800 rpm |
| Torque | 258 ft lbs @ 4600 rpm |
| Max Rpm | 7300 |
| Compression Ratio | 11.3:1 |
| Transmission Options | 6-speed manual, 5-speed Tiptronic S |
| Chassis Type | Rear-engined, rear-wheel drive |
| Curb Weight | 3,075 lbs. manual/3,174 lbs. Tiptronic S |
| Height | 51.38 in/1,305 mm |
| Ground Clearance | 4.33 in/110 mm |
| Length | 174.41 in/4,430 mm |
| Wheelbase | 92.52 in/2,350 mm |
| Width | 69.49 in/1,765 mm |
| Track Front | 57.28 in/1,455 mm |
| Track Rear | 59.06 in/1,500 mm |
| Drag Coefficient | 0.3 |
| Wheel Size Front | 17 x 7 |
| Wheel Size Rear | 17 x 9 |
| Tire Size Front | 205/50ZR-17 |
| Tire Size Rear | 255/40ZR-17 |
| Brake Caliper Front | Fixed 4-piston |
| Brake Caliper Rear | Fixed 4-piston |
| Disc Type Front | Ventilated, cross-drilled discs |
| Disc Type Rear | Ventilated, cross-drilled discs |
| Disc Size Front | 12.53 in/318 mm x 1.1 in/28 mm |
| Disc Size Rear | 11.78 in/299 mm x 0.95 in/24 mm |
| 0 To 62 Mph | 5.4 seconds manual/6.2 seconds Tiptronic S |
| Top Speed | 174 mph manual/171 mph Tiptronic S |
| Mpg City | 15 manual/15 Tiptronic S |
| Mpg Highway | 22 manual/22 Tiptronic S |
| Mpg Combined | 17 manual/17 Tiptronic S |
| Fuel Tank Capacity | 17.0 U.S. gallons |
| Required Octane | Premium unleaded (91+) |
