When it comes to diesel engines, Cummins is one of the most recognizable names. But are semi trucks still using them? Here's ...

It is also renowned for being the go-to tuck for both large and small fleets. The Peterbilt 389 semi truck comes equipped with the PACCAR MX-13 engine, which can deliver up to 510 horsepower along ...

The OEM prepares for future emissions regulations with CARB-certified engines to meet fleet and regulatory demands.

Read more: The 15 Most Reliable Pickup Trucks Of All Time, Ranked The PACCAR MX-13 produces as much as 510 horsepower and ...

This year’s Transition Trucking grand prize is a Kenworth T680 equipped with a 76-in. sleeper and the Paccar powertrain ...

The lineup was the zero-emissions Model 579EV, the natural gas-powered Model 579 UltraLoft, and the fuel-efficient diesel ...