MaxxForce 10 9.3 liter The highest output of the 9.3-liter Navistar MaxxForce 10 diesel engine was 350 horsepower and 1,150 lb-ft of torque. The Class 8 International TranStar and WorkStar commercial vehicles employ the inline-six MaxxForce 10 engine. It has steel-crowned two-piece pistons, a reinforced engine block, and a titanium turbocharger...

Thanks to Navistar, the MaxxForce 9 and 10 engines have SCR.   By equipping its MaxxForce 9 and MaxxForce 10 engines with selective catalytic reduction (SCR) aftertreatment, according to Navistar, it will complete the conversion of its mid-range engines to SCR.   The company previously sold the International DuraStar with the Cummins...