Whether your goal is looks, efficiency, or merely getting your engine running, pulleys are critical parts, and there are important factors that need to be considered when selecting them. If you're ...

Pulley systems are simple machines that make lifting heavy objects easier. They consist of a rope or cable that passes over one or more wheels (pulleys). A single pulley changes the direction of force ...

Explains how pulleys work to lift heavy weights more easily. A fixed pulley changes the direction of force, allowing for easier lifting, while a movable pulley reduces the amount of force needed to ...

The HitchMaster is a simple pulley with no moving parts. Like any pulley, it works by trading force for distance: it's easier to lift, say, an engine block, but you'll have to pull the rope a lot ...

We love naturally aspirated engines, but there's no arguing that when it comes to adding serious power, nothing beats a little—or a lot—of boost. Single turbos, twin turbos, and centrifugal ...

Besides sending lots of smile-inducing horsepower to your rear tires, the crank also powers all the engine accessories necessary to keep your Chevy rolling down the highway. To do this, power is ...

Thousands of years and conspiracies have all led to this: the Great Pyramid of Giza may have been built using the basic ...