BELLEVUE, Wash.--(BUSINESS WIRE)--PACCAR (Nasdaq: PCAR) is launching exciting new power, torque and fuel efficiency enhancements to its MX-13 and MX-11 engines for North America. The new engines will ...

Early next year, Kenworth will make available for order a Paccar Powertrain Fuel Economy Package, which will include an MX-13 engine with a new 405-hp at 1,650 lb-ft torque rating. That engine will be ...

Kenworth has added two new ratings for the 12.9-liter MX-13 engine. The first new rating of 405 hp and 1,650 lb-ft of torque provides constant power for line haul applications, enhances integration ...

Kenworth and Peterbilt trucks will offer the 13L and 11L engines with up to 510 hp and 430 hp, and B10 life of one million miles Paccar is launching new power, torque and fuel efficiency enhancements ...

Recently unveiled Kenworth T680 Next Generation trucks come with some upgraded power under the hood. Fuel economy in the Paccar MX-13 is up 2.4%, and rises 3.4% in the MX-11, depending on the ...

With the launch of Kenworth’s new T680 Next Generation truck model, also comes the 2021 Paccar MX-11 and Paccar MX-13 engines. Both engines feature re-designed internal components to enhance fuel ...

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 ...