2005 Chevy Impala LS

- 

3,791 cc 3.8 liters V 6 front engine with 96.5 mm bore, 86.4 mm stroke, 9.4 compression ratio, overhead valve and two valves per cylinder L36

- 

Unleaded fuel 87

- 

Fuel economy EPA highway (mpg): 30 and EPA city (mpg): 20

- 

Multi-point injection fuel system

- 

17 gallon main unleaded fuel tank

- 

Power: 149 kW , 200 HP SAE @ 5,200 rpm; 225 ft lb , 305 Nm @ 4,000 rpm