We may receive a commission on purchases made from links. The engine bay under the hood is one of the dirtiest parts of a daily-driven car. But it's also one of the most neglected places to clean.

Even if the engine in your car runs poorly, the thought of taking it completely apart for a rebuild can be frightening. After all, it is running; and since you've never tackled such a major job before ...

Engine building doesn’t have to be expensive. You can actually save some major coin if you’re willing to invest a bit of time and elbow grease. The engine in this 1991 Mustang GT has suffered long ...