2007 Chevy Impala LTZ

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3,880 cc 3.9 liters V 6 front engine with 99 mm bore, 84 mm stroke, 9.8 compression ratio, overhead valve, variable valve timing/camshaft and two valves per cylinder LZ8

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Unleaded fuel 87

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Fuel economy EPA highway (mpg): 29 and EPA city (mpg): 20

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Multi-point injection fuel system

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17 gallon main unleaded fuel tank

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Power: 174 kW , 233 HP SAE @ 5,600 rpm; 240 ft lb , 325 Nm @ 4,000 rpm