Scheid Diesel's 6.4-liter Cummins engine has a powerful ... but it essentially starts as a 6.7 Cummins engine. Eventually, it was sleeved to a 4125 cylinder bore to give it a displacement of ...

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 ...