Check valves are installed in many piping systems. Their purpose is to allow flow in only one direction, which can be critical for plant safety and to protect equipment from damage. There are a few ...

Installing an adjustable brake proportioning valve is more a matter of working with hydraulic brake lines than anything else. It requires patience, some planning, and a few specialized tools. Other ...

Have you ever slammed on your hot rod's brakes really hard? Did the rear brakes lock up before the front ones? If so, then you're familiar with that adrenaline-pumping feeling when the tail end of ...

If the cylinder heads are on the engine, you will need to add air pressure to the cylinder to hold the valves in place. Our example is the Craftsman 47089 compression test kit using the 14mm long ...