page_title: Cummins B Series engine
section_title: First generation
hierarchical_section_title: Cummins B Series engine / First generation
caption_attribution_description: English: 5.9 Cummins B series in a 1991 Dodge Ram
context_page_description: The Cummins B Series is a family of diesel engines produced by American manufacturer Cummins. In production since 1984, the B series engine family is intended for multiple applications on and off-highway, light-duty, and medium-duty. In the automotive industry, it is best known for its use in school buses, public service buses in the United Kingdom and Dodge/Ram pickup trucks.
  Since its introduction, three generations of the B series engine have been produced, offered in both inline-four and inline-six configurations in multiple displacements.
caption: 5.9 Cummins in 1991 Dodge Ram with the valve covers removed exposing the valvetrain
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