Tagspark plug replacement

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

A spark plug. Spark plugs have been around since the 1800s and are still found in cars today. Here's the lowdown on spark plugs and the history behind the component.

Posted May 7, 2019 Know How

A History of Spark Plugs

The history of spark plugs is a fascinating one, with Robert Bosch credited for the design. All gas-powered vehicles require plugs for combustion.

Posted April 5, 2017 Maintenance

Spark Plug Types: What’s the Difference Between Them?

Wondering what the differences are between different types of spark plugs? Here’s your answer.

Posted February 14, 2017 Know How

Is Your Engine In Need Of Spark Plug Replacement?

Spark plug replacement is essential to keep your engine running properly. Here’s a look at when and how often to change them.