"There’s no replacement for displacement.” That’s an old hot-rodders’ saying, and truckers use it, too. All other things being equal, a larger engine will outperform a smaller one. But things aren’t ...

Peterbilt Motors Company announced Tuesday its availability of a new lightweight engine designed for endurance, quieter performance and fuel efficiency. The PACCAR MX-11 engine is available on the ...

The PACCAR MX-11 engine is a 10.8-liter, six-cylinder, in-line engine with power outputs of 290 hp to 440 hp and a torque range up to 1,550 lb-ft. The MX-11 engine is a double overhead camshaft design ...

Peterbilt’s first lightweight Paccar MX-11 engine was installed recently in the company’s newest vocational truck, the Model 567, in a set-forward front axle configuration. Peterbilt’s first ...

Kenworth announces the 2021 PACCAR MX-11 and PACCAR MX-13 engines, giving even better performance and efficiency to Kenworth’s Class 8 truck lineup. Both engines feature re-designed internal ...

Kenworth has launched its TruckTech+ Over-the-Air system to Kenworth Class 8 trucks equipped with 2017 and newer Paccar MX-13 and MX-11 engines. The TruckTech+ system allows for engine and ...

The PACCAR TX-18 was built from the ground up to be matched with MX-11 and MX-13 engines while providing capability for demanding applications such as heavy haul. The TX-18 Pro adds enhanced ...

On the heels of launching the refreshed Peterbilt Model 579 and Kenworth T680 Next Generation Class 8 trucks, Paccar has released the enhanced specs for the 2021 PACCAR MX-11 and PACCAR MX-13 engines ...

Kenworth says it will begin selling Paccer’s new vocational engine after the first of the year. The MX-11, the company’s new 11-liter engine designed to produce up to 430 hp and 1,550 lb-ft of torque, ...

Along with the launch of Kenworth’s T680 Next Generation truck model, PACCAR also revealed re-designed MX-11 and MX-13 engines the company says deliver better performance and efficiency for its Class ...