Most modern vehicles have multi-port fuel injection (MFI) with a separate fuel injector for each cylinder. This system mixes the fuel and air together right in the intake port for eachengine cylinder ...

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

Some of you may recall our Hot Rod Hauler project that began in Custom Classic Trucksmagazine. The premise of the series was to build a vintage -ton or heavier pickup into a cool-looking workhorse; ...

Most new petrol cars you see today are equipped with fuel injection systems or injector motors. These have almost wholly supplanted older carburetor motors. They are more reliable, effective, and ...

Unlike with carburetors (which use about 7 psi), fuel injection relies on much higher fuel pressure (usually between 38-50 psi). The elevated pressure helps atomize the fuel as it flows through the ...

The fuel system business is booming. Aftermarket pumps, regulators, lines, fittings, tanks, injectors, fuel rails—even entire how-to books—revolve around the task of delivering more fuel to an engine.

Over time and miles, your car might start to slow down. It might not accelerate as quickly as it once did; the engine may not ...