The carburetor then spread to be the primary ... With even higher-pressure secondary fuel pumps, direct injection sends ...

Many enthusiasts believe that a carburetor must have 7 psi or more ... we will assume that you have a performance electric fuel pump and a pressure regulator installed on the vehicle.

Until about four decades ago, almost every passenger car used a carburetor ... gas pump. These days, virtually every car found in the developed world uses electronically controlled fuel injection.