1998 Pontiac Firebird Trans AM Convertible

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5,665 cc 5.7 liters 8 V front longitudinal engine with 99 mm bore, 92 mm stroke, 10.5 compression ratio, light alloy block, light alloy head, overhead valve and two valves per cylinder

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Unleaded fuel

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Fuel economy EPA highway (l/100km): 9.8

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Multi-point injection fuel system

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59 liter fuel tank

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Power: 228 kW , 305 HP @ 5,200 rpm; 335 ft lb , 454 Nm @ 4,000 rpm