Some upgrades sound faster just because of the name. Performance spark plugs are definitely in that category. The name alone suggests extra power, better combustion, and maybe a little boost in fuel ...

Some bright spark at Yamaha has filed patent designs that seem to indicate they are planning an electric sports bike that looks a lot like the R1. So far Yamaha has only released the PES1 (Passion ...

Modifying your spark plugs by "side gapping" is a legendary tuner trick. Does it actually boost horsepower, or is it just a myth? We checked the data.

Many car owners take the mighty spark plug for granted. It’s a simple yet crucial device that’s responsible for delivering the spark that ignites the fuel mixture in your engine. There’s more to it ...