2007 Lexus GS430 Sedan

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4,293 cc 4.3 liters V 8 front engine with 91 mm bore, 82.5 mm stroke, 10.5 compression ratio, double overhead cam, variable valve timing/camshaft and four valves per cylinder 3UZ-FE

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Premium unleaded fuel 91

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Fuel economy EPA highway (mpg): 25 and EPA city (mpg): 18

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Multi-point injection fuel system

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18.8 gallon main premium unleaded fuel tank

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Power: 224 kW , 300 HP SAE @ 5,600 rpm; 325 ft lb , 441 Nm @ 3,400 rpm