Fuel-pressure regulators are fuel-pressure regulators are fuel-pressure regulators, right? Wrong! While they all accomplish the same purpose, there is a big range when it comes to price, material, ...

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.

Every car lover wants to bolt in a real toad-strangler of a fuel pump. And while the reasons may vary—you want to upgrade your weak stocker, you're planning engine upgrades, you're going racing, you ...

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 ...