2008 Porsche 911 Carrera Cabriolet

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3,596 cc 3.6 liters horizontal 6 rear engine with 96.0 mm bore, 82.8 mm stroke, 11.3 compression ratio, double overhead cam, variable valve timing/camshaft and four valves per cylinder

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Premium unleaded fuel 91

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Fuel economy EPA highway (mpg): 26 and EPA city (mpg): 18

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Multi-point injection fuel system

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16.9 gallon main premium unleaded fuel tank 14.1

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Power: 242 kW , 325 HP SAE @ 6,800 rpm; 273 ft lb , 370 Nm @ 4,250 rpm