Electronic fuel injection is better for its efficiency, but installing it in a car that wasn't built for it requires ...

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 ...

Port fuel injection and direct injection are similar but distinct systems, so why do some engine designs include both?