Navistar said its first International DuraStar trucks with the Cummins ISB 6.7L engine have reached the market. The trucks were produced at Navistar’s Escobedo, Mexico, assembly ...

International Truck’s WorkStar vocational truck is now available with a Cummins ISB6.7 engine. It is the second International vocational model to offer the engine as an option, joining the ...

The ISB will represent the first mid-range engines to use selective catalytic reduction (SCR) within the Navistar product line. The company will continue offering its own proprietary engines with ...

Navistar’s Selective Catalytic Reduction (SCR) efforts are finally destined for its medium-duty chassis. The company announced Tuesday the expansion of its SCR partnership with Cummins, and ...

Navistar, Inc. said Monday it has started customer shipments of its first International DuraStar vehicles with the Cummins ISB 6.7-liter engine. The first units were released from the company’s ...

Cummins announced it has received certification for its medium-duty ISB engine from the Environmental Protection Agency for meeting the Oct. 1 emissions regulations.

LISLE, Ill. -- Navistar International announced recently that it will offer the Cummins ISB mid-range engine in its DuraStar medium-duty trucks.