Proper Gapping Instructions

Proper gapping instructions... Read More

Diagnosing a Cylinder Misfire

Have you ever had your car suddenly start to sputter on acceleration? Read More

Can Old Spark Plugs be Cleaned?

Yes, you can clean spark plugs, however, in most cases it's not worth it... Read More

Plug Torque Settings

It is essential to tighten a spark plug to the specified turning angle or torque setting... Read More

What is the Proper Gap Setting for My Vehicle?

After completing an application search and selecting a spark plug, the “vehicle info” tab on the product detail page... Read More