Skip to content


Searching for engine info? Check out all the engine related articles here on the NAPA Know How blog. We’ve got Know How for all!

how a camshaft works

Know-How Notes: How A Camshaft Works

Other than carburetors, there is nothing more mystical than how a camshaft works. Often dismissed as voodoo or magic, the brains of your engine is only mysterious to the uninitiated. Once you understand the basics, it is really isn’t rocket science.

Engine oil pump

How Does an Oil Pump Work?

Wondering how an oil pump contributes to the overall health and operation of your vehicle’s engine? The short version has to do with the need to maintain steady oil pressure inside your motor in order to keep lubricant flowing to each and every component, crevice and channel built into the unit…