We still remember the old days when finding a pulley system for your Chevy involved digging around in scrapyards for just the right combination. We would then clean up the scavenged parts and more ...

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 ...

One of the hottest engine swaps in our world right now is the Gen III/IV (or LS, if you prefer) engine transplanted into a '60s or '70s GM muscle car. These engines not only are more powerful than the ...

This Roman wooden pulley system was found at Bar Hill Roman Fort, Strathclyde, Scotland and was picked by Christina Gilfedder, second year student at the University of Glasgow (Single Honours ...

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 ...

When this was made it allowed 10 unskilled men to do the work of 110 craftsmen. The navy used 100,000 blocks annually.This is a block making machine, designed by Marc Isambard Brunel to make wooden ...