What it is (geek talk) - All fuel injected vehicles are equipped with fuel pumps that run more fuel than is required in the fuel rail that feeds the injectors. As a result, most vehicles have OEM fuel ...

Even in this day of increasingly sophisticated electronic fuel control systems, carburetors are still often the component of choice for racers and high-performance street machine enthusiasts alike.

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 ...