Diesels are smelly, smoky and loud, right? Not if my advance trial of Cummins’ new 6.7-liter QSB common-rail diesel is any indication. This marine power plant offers clean, Tier 3 emissions as rated ...

Since the company’s inception in 1919, Cummins has been involved in building engines for maritime purposes. The power, economy, and longevity of diesel engines make them ideally suited for powering ...