Spark plugs can last from about 20,000 miles to well over 100,000 miles, but they will eventually wear out. Here are the main ...

Replacing your spark plugs is important and usually a fairly simple process, but if they seize in the cylinder heads it's an entirely different matter.

Laser Iridium spark plugs are made by NGK for OEMs. They use a combination of iridium and platinum to increase efficiency and ...

Something about engine spark plugs that rarely seems to get mentioned is indexing. What is it, actually? Should you index the ...

For car enthusiasts and performance seekers, optimizing engine response is a thrilling endeavor. Ignition systems play a ...