Nothing determines the "personality" of an engine more than the camshaft. Think of the cam as a mechanical computer, calling the shots on when and how the valves open and close. That computer is ...

We may receive a commission on purchases made from links. We can't blame you for selecting the DIY route in cleaning the engine bay. Professional work can cost $100 to $400, which is quite a chunk of ...

In the interest of preserving hot rodding history, we frequently republish old stories simply for the fun of it, but in cases like this camshaft technical overview from three decades ago (“Choosing ...

At a time when vehicle diagnostics can demand a computer science degree, being able to get some insight into your engine health with nothing but a rag and a bit of know-how can be downright refreshing ...

An engine number is a special alphanumeric code that is imprinted on a motorcycle engine, and its primary use is as a unique identifier for the engine. Manufacturers differ on what is included, but ...

For many people, driving is as simple as hitting the gas to go — for more engine power — and using the brakes to stop. But your motor can actually help slow you down in certain situations, too. It's ...