Shaking engines aren’t desirable, so we try to remove these forces. It’s easy to understand that as the piston comes to the top and stops, it sends an upward force, called a primary force.

In this video, we explore the compression ratio of your engine, covering its definition and significance, as well as how it ...

The topic was vibration—the unseen forces going to town inside any engine spinning deep into the rpm stratosphere, and the devices designed to keep those forces in check. First, it’s a damper ...