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 ...

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 ...