2009 Porsche Cayman Technical Specifications
| Engine Type | Flat 6 |
| Induction | Normally-aspirated |
| Cooling | Water-cooled |
| Valvetrain | Double overhead camshafts |
| Injection | Port injection |
| Bore X Stroke | 3.50 in/89.0 mm x 3.05 in/77.5mm |
| Displacement | 176.47 cu in/2,893 cc |
| Horsepower | 255 bhp @ 6400 rpm |
| Torque | 214 ft lbs @ 4400 rpm |
| Max Rpm | 7500 |
| Compression Ratio | 11.5:1 |
| Transmission Options | 6-speed manual/7-speed PDK |
| Chassis Type | Mid-engined, rear-wheel drive |
| Curb Weight | 2,976 lbs. manual/3,031 PDK |
| Height | 51.34 in/1,304 mm |
| Ground Clearance | 4.53 in/115 mm, 4.21 in/107 mm w/PASM |
| Length | 171.14 in/4,347 mm |
| Wheelbase | 95.08 in/2,415 mm |
| Width | 70.91 in/1,801 mm |
| Track Front | 58.66 in/1,490 mm |
| Track Rear | 60.39 in/1,534 mm |
| Drag Coefficient | 0.29 manual/0.30 PDK |
| Wheel Size Front | 17 x 6.5 |
| Wheel Size Rear | 17 x 8.5 |
| Tire Size Front | 205/55ZR-17 |
| Tire Size Rear | 235/ 50ZR-17 |
| Caliper Front | Fixed 4-piston |
| Caliper Rear | Fixed 4-piston |
| Disc Type Front | Ventilated discs |
| Disc Type Rear | Ventilated discs |
| Disc Size Front | 12.52 in/318 mm x 1.10 in/28 mm |
| Disc Size Rear | 11.77 in/299 mm x 0.94 in/24 mm |
| 0 To 60 Mph | 5.5 seconds manual/5.4 seconds PDK |
| Top Speed | 165 mph manual/163 mph PDK |
| Mpg City | 19 manual/20 PDK |
| Mpg Highway | 27 manual/29 PDK |
| Mpg Combined | 22 manual/24 PDK |
| Fuel Tank Capacity | 16.9 U.S. gallons |
| REQUIRED OCTANE | Premium unleaded (91+) |
