Have you ever wondered why you need to add oil to your chainsaw’s fuel supply? Or why some dirt bikes have a higher pitched exhaust note than others? We’ve all been burdened with yard work or been ...

Gearheads and faithful Jalopnik readers already know the basics of an engine's bore and stroke, but for those that might be new here, let's dip our toes in the shallow end. An engine's bore refers to ...

If you're involved in the diesel truck world, you'll know that there is a trifecta of American engine lines that have dominated the diesel market for decades. Those include the Dodge/Cummins, Chevy ...