2007 Porsche Cayman Coupe

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2,687 cc 2.7 liters horizontal 6 mid engine with 85.5 mm bore, 78.0 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): 32 and EPA city (mpg): 23

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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: 183 kW , 245 HP SAE @ 6,500 rpm; 201 ft lb , 273 Nm @ 4,600 rpm