Cummins introduced a new line of mid-range truck engines at the Work Truck Show, held on March 1-4 in Indianapolis. The L9 engines are available in ratings from 260 hp to 380 hp, with 720 lb-ft to 1,250 lb-ft of torque. The new 2017 model is rated at 350 hp, with 1,150 lb-ft of torque, and is designed for vocational-truck duty cycles. The engine is able to deliver more power and torque over a wider rpm range, improving overall performance.