Fuel injectors can get gummed up with dirt and fuel residue over time. Photo credit: David Traver Adolphus / Autoguide.com. Over time and miles, your car might start to slow down. It might not ...

The fuel pressure regulator may be small, but it plays a big role. Learn what it does for your engine and how a failing one can affect performance.

There's an old saying in engine tuning that when adjusting the mixture of your engine you can be too rich a bunch of times, but only too lean once. With that in mind, determining the air-fuel ratio ...

Diesel and gasoline are the lifeblood of modern transportation, each playing a crucial role in powering our world. These fuels are derived from crude oil through fractional distillation, where they ...