Motor oil myths are more than harmless garage folklore. When drivers follow bad advice about oil changes, viscosity, or ...

In the automotive world, there are some topics or questions that, if not quite taboo, are just asking for trouble. Like politics or religion, it’s generally not wise to ask a Corvette diehard about ...

Semi-synthetic and synthetic blend oil sound very similar -- and they are -- but how can you tell the difference between the ...

Walk into any auto parts store and you're smacked with a wall of brightly colored bottles promising "protection," "performance," and probably enlightenment if you squint hard enough. Somewhere in that ...

This article was updated March 6, 2023. It was originally published Aug. 1, 2001. Gears—even plastic ones—need to be lubricated if engineers are going to coax the best performance out of them. In the ...