1999 GMC Savana 2500

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4,300 cc 4.3 liters 6 V front longitudinal engine with 101.6 mm bore, 88.4 mm stroke, 9.2 compression ratio, cast iron block, cast iron head, overhead valve and two valves per cylinder

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Unleaded fuel

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Fuel economy EPA highway (l/100km): 12.4

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Multi-point injection fuel system

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117 liter fuel tank

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Power: 149 kW , 200 HP @ 4,400 rpm; 255 ft lb , 339 Nm @ 2,800 rpm