History of the diesel car featured an aluminium block, DOHC chain driven valvetrain, common rail direct injection and variable geometry turbocharger. In Spring 2005, Mercedes-Benz unveiled their first application of a mass-produced aluminum block diesel engine for passenger vehicles and commercial use. While aluminum is traditionally considered of inferior strength and temperature resistance to withstand diesel applications, Mercedes engineers made extensive use of CAD/CAM design to arrive at an aluminum block that would meet with Mercedes' testing and reliability standards. First use was in 2006 model-year vehicles in the E-Class sedan and ML-class and GL-class SUVs. Similar in weight () to the five-cylinder it replaced,
Jewett Car Company Canada. The Jewett Car Company went out of business in 1919 when the automobile began replacing mass transit. The most notable Jewett-built cars that are still running today are: Additional non-operational Jewett cars are preserved at the Canadian Railway Museum, Connecticut Trolley Museum, Electric City Trolley Museum, Elgin County Railway Museum, Fox River Trolley Museum, Museum of Transportation, New York Museum of Transportation, New York Transit Museum, Northern Ohio Railway Museum, Pennsylvania Trolley Museum, The Works and the Western Railway Museum. Jewett Car Company The Jewett Car Company was an early 20th-century American industrial company that manufactured streetcars and interurban