Cummins highlighted its medium-duty engine lineup at Work Truck Week, including the B6.7, Cummins 6.7L Turbo Diesel, and the X10 engine.

You don't always need tons of power to get the job done—this S-10 is going strong with a 1.6-liter non-turbo diesel engine.

Diesel engines lack the spark of gas engines, both literally and figuratively. They don't need a spark plug since they ignite the fuel using only compression, but also lack the 'je ne sais quoi' that ...

Freightliner and Western Star models will offer a broader mix of gasoline, diesel and natural gas engines designed to meet EPA 2027 emissions standards.

The inline-6 engine layout has its fans in the gas world, but it's the de facto standard design among diesel aficionados. Hardly surprising, as these engines are less complex than any V layout and ...