The longest-lived diesel still rolling out of factories is not a museum piece or a limited-run curiosity. It is a workhorse straight-six that has powered everything from farm trucks to modern ...

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 ...

The diesel engine dates back to the 1890s when Rudolf Diesel, a German inventor and mechanical engineer, created the powerplant for use in commercial power generation applications. The design ...