Read a good spark plug lately? We hope so, for your engine's sake. But spark plug reading—the traditional way to check your fuel mixture and monitor other vital conditions in the combustion chamber ...

All things lead to the spark plug. You can spend all the money you want in fancy intakes, cylinder heads, or engine management, but if you're not paying attention to the most important step in the ...

I recently got asked about what "pinging" is, and what the difference is between pre-ignition and detonation, what causes it, and why it is bad for an engine. Basically, both pre-ignition and ...

Spark plugs are essential for gas-powered engines. However, they're not all created equal. Here's what can happen if you use ...