1997 Dodge Viper Roadster

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7,997 cc 8 liters 10 V 90° front longitudinal engine with 101.6 mm bore, 98.6 mm stroke, 9.6 compression ratio, light alloy block, light alloy head, overhead valve, automatic valve adjustment and two valves per cylinder

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Premium unleaded fuel

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Fuel economy EPA highway (l/100km): 11.2

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Multi-point injection fuel system

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Main 72 liter fuel tank

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Power: 336 kW , 450 HP @ 5,200 rpm; 490 ft lb @ 3,700 rpm