Spark plug failures, including internal resistor issues, insulator defects, or excessive/no resistance, are a frequent cause of engine operational problems such as high EGT, stumbling, and rough ...

If you're like us, you've done a lot of thinking lately about the different shapes and lengths of spark plug tips. But odds are that you're nothing like us (good for you), and you've given absolutely ...

We may receive a commission on purchases made from links. A spark plug isn't just one standard item, and the market is full of different types, materials, and designs. They're each made to run best ...