According to Cummins Turbo Technologies, a new addition to its existing range of large turbochargers for engines with displacements of 16 liters and more incorporates new technologies capable of improving overall turbocharger efficiency of typical applications by up to 10 percent. The new Series 900, which has been designed to meet the diverse duty cycles of this engine range, says the company, joins the Series 800 and Series 1000 models, collectively suitable for applications from 600 to 6,400 horsepower.