Elizabeth Nelson, coolant program manager at Polaris Laboratories, a fluid-analysis company in Indianapolis, Ind., tells a story that would strike fear into the heart of any fleet manager. A class-8 ...

Diesel engines have some major advantages, like increased durability, greater fuel efficiency, and more torque than a gasoline equivalent. Like gasoline and kerosene, the fuel itself is refined from ...

As someone who's driven classic cars daily for around 15 years, as well as working on and restoring such cars throughout my education, I take vintage automotive maintenance very seriously. Many of ...