The Cummins B Series engine reshaped what drivers expected from diesel engines. The B Series engines, consisting of the 6B, 6BT, 6BTA (inline six-cylinder), 4B, 4BT, and 4BTA (inline four-cylinder), ...
Launched in 1984, the Cummins B-Series is the longest-running diesel engine family that is still being produced today. It was originally built for farm machinery, but quickly became known for its ...