4.5-9 PSI Fuel Pressure Regulator - Carbureted

Earl's fuel pressure regulator, Chrome Plated, 4-9 PSI.

PART# 12803ERL

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Earl's fuel pressure regulators are designed to adjust for fuel pressure requirements of various carburetors.


  • 3/8" NPT ports
  • .220" (7/32") restriction
  • Includes mounting bracket
  • High pressure (4-1/2 to 9 psi)
  • Chrome finish
  • Not alcohol compatible


Emission Code3
Fuel SystemCarbureted
Fuel System TypeGasoline
Inlet Size3/8 inch NPT
Outlet Size3/8 inch NPT
Pressure Range4.5-9 PSI
Product TypeRegulator
Part Number12803ERL


This part is legal for use on Uncontrolled (Non-Emissions Controlled) Vehicles or Racing Vehicles.

The following vehicles are considered Uncontrolled (Non-Emissions Controlled) Vehicles:

  • 1965 and older U.S. manufactured California Certified vehicles
  • 1967 and older U.S. manufactured Federally Certified vehicles
  • 1967 and older Foreign manufactured vehicle

Racing Vehicles are vehicles that are used exclusively for racing or other forms of competition that are not registered and that may never be used on the street.

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        *Free Shipping & Handling only offered to the contiguous US on orders over $100.

        Some parts are not legal for use in California or other states with similar regulations.

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