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 ...

For owners of a 2006 Cummins 5.9 diesel engine, every component in the engine bay plays a critical role in overall performance and longevity. Valve covers and their securing bolts are essential for ...