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,
Worcester Lunch Car Company Worcester Lunch Car Company Worcester Lunch Car Company was a manufacturer of diners based in Worcester, Massachusetts from 1906 to 1957. In 1906 Philip H. Duprey and Grenville Stoddard established the Worcester Lunch Car and Carriage Manufacturing Company, which shipped 'diners' all over the Eastern Seaboard. It was named for Worcester, Massachusetts, where the company was based. The first manufactured lunch wagons with seating appeared throughout the Northeastern US in the late 19th century, serving busy downtown locations without the need to buy expensive real estate. It is generally accepted that the name "diner" as opposed to "lunch wagon" was