2008 Porsche 911 Carrera Cabriolet (997) 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 3.26 in/82.8 mm |
| Displacement | 219.36 cu-in/3,596 cc |
| Horsepower | 321 bhp @ 6800 rpm |
| Torque | 273 ft lbs @ 4250 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 | 3,263 lbs. manual/3,351 lbs. Tiptronic S |
| Height | 51.57 in/1,310 mm |
| Ground Clearance | 4.17 in/106 mm |
| Length | 175.63 in/4,461 mm |
| Wheelbase | 92.52 in/2,350 mm |
| Width | 71.18 in/1,808 mm |
| Track Front | 58.5 in/1,486 mm |
| Track Rear | 60.39 in/1,534 mm |
| Drag Coefficient | 0.29 manual/0.30 Tiptronic S |
| Wheel Size Front | 18 x 8 |
| Wheel Size Rear | 18 x 10 |
| Tire Size Front | 235/40ZR-18 |
| Tire Size Rear | 265/40ZR-18 |
| 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 | 12.52 in/318 mm x 1.10 in/28 mm |
| Disc Size Rear | 11.77 in/299 mm x .94 in/24 mm |
| 0 To 62 Mph | 5.0 seconds manual/5.4 seconds Tiptronic S |
| Top Speed | 177 mph manual/174 mph Tiptronic S |
| Mpg City | 16 manual/17 Tiptronic S |
| Mpg Highway | 24 manual/24 Tiptronic S |
| Mpg Combined | 19 manual/19 Tiptronic S |
| Fuel Tank Capacity | 16.9 U.S. gallons |
| Required Octane | Premium unleaded (91+) |
