LISLE, Ill. — Navistar International announced recently that it will offer the Cummins ISB mid-range engine in its DuraStar medium-duty trucks. The ISB will represent the first mid-range engines to ...
Navistar International Corp. says it will offer the Cummins ISB 6.7-liter diesel in its International DuraStar medium-duty trucks and CE series IC school buses, but that this doesn't mean it's getting ...