School Bus Emissions For 2014

The first diesel engine manufacturer I think of for emission changes in 2014 is Navistar who never went to an SCR system likes it’s counterpart at Cummins. The Navistar design just used the EGR to control the recirculated exhaust gases internally and in doing so had to pay for credits to the EPA to keep… Continue reading School Bus Emissions For 2014

Cummins 2010 Diesel Engine Emission System

Cummins Diesel Engine Emission System For the past 3 years we have been buying International school buses CE models equipped with DT 466 Maxxforce and MaxxForce 7 engines. For 2014 International CE school buses will be coming with the Cummins ISB engines since IC can not meet emission standards. The big difference is the DEF… Continue reading Cummins 2010 Diesel Engine Emission System