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 ...

Launched in 1984, the Cummins B-Series is the longest-running diesel engine family that is still being produced today. It was originally built for farm machinery, but quickly became known for its ...

Many vehicles have enjoyed impressive market longevity over the years. However, the engine under the hood might carry on even longer, powering generations of vehicles, or even models from rival ...

If you watched the MythBusters drive an old Mercedes diesel fueled with used cooking oil, you probably wondered why we don't do that all the time with all diesels. After all, Cummins B-series are the ...