Columbus, IN - Cummins Inc. announced today that the mechanical B3.3 engine will move forward to meet Tier 4 Final emissions standards in 2013 with a particulate filter aftertreatment system ...
The combined DOC-SCR system is utilized on Cummins Tier 4 Final engines ranging from 100 hp to 400 hp (75-298 kW). Above this output the DPF remains for Tier 4 Final as installation space is less ...