The valvespring appears to be no more complicated than the spring that swings your screen door shut behind you. Granted, the concept is pretty simple, but in the context of the engine's valvetrain, ...

Fittings such as these, for connecting a compressed air line to the spark plug hole for valve support, are available at most auto parts stores. Occasionally it is necessary or desirable to inspect or ...

A small addition to your shower head can save you time, money, and water: a simple shutoff valve can toggle the water flow off and on without undoing your carefully-calibrated mix of hot and cold on ...

While the current-generation Mustang isn't short on function in any area, it does lack a bit of form here and there. One of the more apparent places is under the hood. With its black-plastic intake ...

Not all valves are the same. For PEX piping systems, whether plumbing or hydronic heating and cooling, the type of valve you specify and install can actually impact system quality and performance.

Rushed furnace installations routinely crack heat exchangers, clog gas valves, and create CO risks long before the first heating season is over.

Horse Sense:Just a reminder, but when modding the Two-Valve 4.6 for 15 pounds of boost or more, besides the forged bottom end bits, you must also fit upgraded oil pump gears. Stock 4.6 oil pump gears ...