Chevy Offers Natural Gas Alternative
From WardsAuto The Chevy Impala came our way for Wards 10 Best Engines testing recently, but it wasn’t a conventional gasoline-driven engine. Instead, the bi-fuel 3.6L DOHC V-6 runs both on gasoline and compressed natural gas, an energy source in the U.S. that is expected to last about 100 years. The CNG tank is 7.8 gallons (30 L) and is