2011 Porsche 911 Speedster (997) Technical Specifications
| Engine Type | Flat 6 |
| Induction | Normally-aspirated |
| Cooling | Water-cooled |
| Valvetrain | Double overhead camshafts |
| Injection | Direct Fuel Injection |
| Bore X Stroke | 4.02 in/102 mm x 3.05 in/77.5 mm |
| Displacement | 231.80 cu-in/3,800 cc |
| Horsepower | 402 bhp @ 7300 rpm |
| Torque | 310 ft lbs @ 4200 rpm |
| Max Rpm | 7500 |
| Compression Ratio | 12.5:1 |
| Transmission Options | 6-speed manual, 7-speed PDK |
| Chassis Type | Rear-engined, all-wheel drive |
| Curb Weight | 3,131 lbs. manual/3,197 lbs. PDK |
| Height | 51.18 in/1,300 mm |
| Ground Clearance | 3.78 in/96 mm |
| Length | 174.61 in/4,435 mm |
| Wheelbase | 92.52 in/2,350 mm |
| Width | 72.91 in/1,852 mm |
| Track Front | 58.58 in/1,488 mm |
| Track Rear | 60.94 in/1,548 mm |
| Drag Coefficient | 0.30 |
| Wheel Size Front | 19 x 8.5 |
| Wheel Size Rear | 19 x 11 |
| Tire Size Front | 235/35ZR-19 |
| Tire Size Rear | 305/30ZR-19 |
| 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 | 12.99 in/330 mm x 1.34 in/34 mm |
| Disc Size Rear | 12.99 in/330 mm x 1.10 in/28 mm |
| 0 To 62 Mph | 4.6 seconds manual/4.4 seconds PDK |
| Top Speed | 190 mph manual/189 mph PDK |
| Mpg City | 18 manual/19 PDK |
| Mpg Highway | 25 manual/26 PDK |
| Mpg Combined | 21 manual/22 PDK |
| Fuel Tank Capacity | 17.7 U.S. gallons |
| Required Octane | Premium unleaded (91+) |
