2007 Porsche Boxster S

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3,387 cc 3.4 liters horizontal 6 mid engine with 96 mm bore, 78 mm stroke, 11.1 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): 28 and EPA city (mpg): 20

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Multi-point injection fuel system

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16.9 gallon main premium unleaded fuel tank

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Power: 220 kW , 295 HP SAE @ 6,250 rpm; 251 ft lb , 340 Nm @ 4,400 rpm