* Engine: 3.7L in-line 5 double overhead cam with VVT ( 10.0 :1 compression ratio ; four valves per cylinder) * Fuel: unleaded ( 87 octane) 2011 Hummer H3 Luxury SUV * Fuel consumption: city= 14 (mpg); highway= 18 (mpg); <-- more --> combined= 16 (mpg); vehicle range: 368 miles * 2011 Hummer H3 Luxury SUV Multi-point injection fuel system * 23.0 gallon main unleaded fuel tank 19.1 * Power: 239 HP ( 178 kW) @ 5,800 rpm; 241 ft lb of torque ( 325 Nm) @ 4,600 rpm
