The 2018 ISX12 N continues the evolution of emission leading natural gas engines from Cummins Westport, with the lowest certified Ultra Low NOx emission engines in North America - 90% lower than current North American EPA standards. With 400 hp / 1,450 lb-ft torque, and near zero emissions, the ISX12N is well suited for heavy-duty regional-haul truck/tractor, vocational, and refuse applications.
|NOx emission||0.02 g / bhp-hr. (90% below EPA|
|Maximum Horsepower||400 HP | 298 kW|
|Peak Torque||1,450 LB-FT | 1,966 Nm|
|Net Weight (dry)||2,650 lb | 1,202 KG|