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,
Biddle Motor Car Company Car was an assembled car manufactured in Philadelphia. The first bodies were believed to be from the Fleetwood body company in Fleetwood, Pennsylvania. The first cars were equipped with Buda four-cylinder engines, 3 Bore by 5 stroke and Warner 3-speed transmissions. Some models featured Rudge-Whitworth wire wheels. The bodies were styled in the European tradition. Biddle stood out with V-shaped radiators, angular or cycle fenders, step plates instead of the usual running boards, and dual side-mounted wire wheels when that concept was still strictly European. A Biddle advertisement appearing in "Life Magazine" in 1917 confirms that the car was "assembled"