Click to enlargeHolley Fuel Bypass Regulator

Holley 12-803BP Holley bypass style fuel pressure regulator for carbureted engines.

Used in systems with a return line back to the fuel tank.

Provides longer life for electric fuel pumps.

Allows the electric fuel pump to run quieter.

Preset to 7 psi.

Adjustable from 4 1/2 to 9 psi.

One inlet and one outlet port.

One bypass port to return fuel to the gas tank.

All ports are 3/8" NPT.

Holley 12-803BP bypass fuel pressure regulator EFI to carb fuel pressure regulator HOLLEY-12-803BP$79.97


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