Every car engine has quite a few details, ranging from cylinder count to compression ratios. How does changing the compression ratio affect the engine?

Can you really use a pencil to replace the inside of a spark plug? One intrepid group of experimenters decided to find out what would happen if you tried.

The spark plug in your car and a spark plug on a boat have the same job, but perform it in very different environments. Here's how marine spark plugs stay dry.

The Ford F-150 is by far one of the most popular pickup trucks of all time, but even that hasn't stopped Ford from putting some stinker engines in them.

Does your Ford small-block need a potent ignition system? Performance Distributors Street/Strip DUI is an easy upgrade for a ...

Harley-Davidson's Milwaukee-Eight engine has four spark plugs, two per cylinder, to boost performance, efficiency, and ...

If your car uses platinum spark plugs, you should not downgrade to copper plugs. Doing so can cause performance problems, engine damage, and costly repairs.

German Car Depot diagnoses and repairs BMW X5 carbon buildup, clogged injectors, and fouled spark plugs for Euro owners ...

A crate engine can be just what you need to finish your project car, and these Ford powerplants can be had for a remarkably reasonable price.

Florida Gators forward Alex Condon received criticism, including some from a program legend, for his seven-turnover game against Georgia. His performance against Kentucky silenced the critics.

The triumph of KPop Demon Hunters’ song ‘Golden’ and BLACKPINK member Rosé’s solo performance marked a breakthrough many fans had waited years to see. As K-pop claims global recognition, critics warn ...

If you’ve owned a 5.7 Hemi long enough, you already know when the spark plugs are tired. Cold starts get lazy. Throttle response feels dull. Fuel mileage quietly drops. We went through this exact ...