Mallory Adjustable Fuel Pressure Regulator for EFI

Adjustable from 30-100-psi

PART# 29389

Suggested Retail: $169.95
Your Price:$152.95
Free Shipping on orders over $100*


Designed for high pressure EFI systems with in-tank or in-line high output pumps. Built with a unique diaphragm material that resists fuel additives and alcohol for worry-free operation. Also equipped with a dampening system to prevent chatter or pressure bounce. Unlimited inlet pressure.


  • Inlet and Return are 3/4"-16 (-8AN)
  • Outlet size is 3/8" NPT
  • Max flow of 200 GPH


Emission Code1
Product TypeFuel Pressure Regulator
WarningCalifornia Proposition 65

Tech Resources


This part is legal for use on Emissions Controlled Vehicles when used in accordance with the manufacturers application guide because it has a California Air Resources Board Executive Order number or is a direct or consolidated replacement part.

The following vehicles are considered Emissions Controlled Vehicles:

  • 1966 and newer U.S. manufactured California Certified vehicles
  • 1968 and newer U.S. manufactured Federally Certified vehicles
  • 1968 and newer Foreign manufactured vehicle
WARNING FOR 29389: This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm.
*Free Shipping & Handling only offered to the continental US on orders over $100.