Automobile engines have undergone tons of changes over the years, primarily to make them more efficient. For the most part though, engine changes result from a string of iterative improvements on ...

What is an oil catch can anyway? Oil catch cans keep direct-injection engines from choking on their own blow-by — here's the quick-and-dirty on why you may need one. Think of an oil catch can as a ...

Volkswagen uses TSI and TFSI to denote many of its engines. But just how much of a difference comes from those alternate ...