Posted on 2/9/2017
![The Spark Plug - So Little But So Important](https://eliteautorepairtempe.com/Files/Images/Blog/How-Spark-Plugs-Are-Made.png)
The spark plug...not very sexy, but a critical component of a finely tuned automobile engine. Their condition can effect not only the power your engine puts out, but also how smoothly it runs and what your fuel economy will be. Here's a little history from Wikipedia... Here's how these small, but critically important parts, are made