Cummins Inc., a manufacturer of diesel engines for the commercial marine industry, is pleased to announce the latest addition to the Quantum Series product line and the company’s newest marine auxiliary engine, the QSB7-DM. The Quantum Series 6.7 liter engine was designed for industry-leading reliability, durability and the low cost of ownership marine operators have come to expect from Cummins. “Operators can feel confident knowing Cummins developed a marine engine based on an existing base engine that has proven successful in demanding industrial and power generation applications since production began in 2007,” says Cummins Chief Engineer – Commercial Marine, Mike Aufdermauer.