"Coil bind" occurs when a spring's coils stack solid at or before full camshaft lift. This develops an infinite load on the valvetrain, causing its weakest link to fail. If you're lucky, the result is ...

Although the basic purpose of a valvespring is to close the valve while also ensuring that the valvetrain stays in contact with the cam lobe, it must perform this feat under grueling conditions that ...

Build a stock-style or mild Mopar engine, and all you have to know about the valvetrain is how to tighten 10 rocker-shaft bolts. Delve into the exciting realm of high-performance, highly modified ...

Many gearheads buy their cylinder heads fully assembled and don’t have to sweat making sure all of the various parts are set up correctly. But for those that build their own, or that just need to swap ...