Odds are, you know about the difference between conventional and synthetic motor oil, or at least you know there is a difference. You had to change the old stuff every couple thousand miles, which ...

What an oil catch can does, how it works, and which cars and engines it might benefit.

Internal combustion engines typically have low efficiency, with modern gasoline engines around 35% and diesel engines slightly above 40%. This inefficiency stems from the equal length of all four ...