2008 Mercury Grand Marquis LS

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4,606 cc 4.6 liters V 8 front engine with 90.2 mm bore, 90.0 mm stroke, 9.4 compression ratio, overhead cam and two valves per cylinder 99W

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E85 fuel with additional unleaded 87

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Multi-point injection fuel system

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19.0 gallon main E85 fuel tank 15.8

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Power: 167 kW , 224 HP SAE @ 4,800 rpm; 275 ft lb , 373 Nm @ 4,000 rpm

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Secondary fuel economy: US std - highway - mpg 23 and US std - city - mpg 15 ; 18