Holley Billet Fuel Pressure Regulators are part of a complete line of fuel system products from Holley. They are precision machined from 6061-T6 billet aluminium for strength and durability. These regulators are adjustable from 4-65 psi and will handle both carbureted and EFI applications. They are offered with two port sizes, 3/8" NPT or 6AN to adapt to your new or existing fuel lines. So, if you are currently running a carbureted system but plan to upgrade to EFI in the future, these regulators will have you covered either way.


Adjustable from 4-65 psi for precise fuel pressure adjustments
Constructed of billet aluminium with a black anodized base and a clear anodized top for good looks
Used in systems with a return line back to the tank
(1) 3/8” NPT Inlet; (1) 3/8” NPT Outlet; and (1) 3/8” NPT Return Port
Includes fitting for manifold reference
Includes an 1/8 NPT gauge port
Boost Reference - 1:1

SKU HO12-879
Barcode # 90127734971
Brand Holley

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