Adjustable Billet By-Pass Regulator-3/8 NPT Adjustable Billet By-Pass Return Style Fuel Pressure Regulator 3/8 NPT Boost Reference 11 - Holley - 12-879

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 aluminum for strength and durability.

These regulators are adjustable from 4-65 psi and will handle both carbureted and EFI applications. A second pressure spring is included allowing you to increase the fuel pressure range up to 65 psi for EFI systems.

They are offered with two port sizes, 3/8 inch 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 aluminum 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 inch NPT Inlet

Features and Benefits:


(1) 3/8 inch NPT Outlet

and (1) 3/8 inch NPT Return Port Includes fitting for manifold reference Includes an 1/8 NPT gauge port Boost Reference - 1:1 The 4-15 psi carbureted spring comes installed in the regulator Compatible with diesel fuel and E85


Details:


Adjustable: Yes

Color: Black

Fuel Type: Gasoline

Fuel System: EFI/Carb

Gauge Port: Yes

Grade Type: Performance

Inlet Port Diameter: 3/8 Inch

Inlet Quantity: 1

Inlet Size: 3/8 inch NPT

Inlet Type: NPT

Material: Aluminum

Mounting Hardware Included: Yes

Mounting Type: Inline

Outlet Port Diameter: 3/8 Inch

Outlet Quantity: 1

Outlet Size: 3/8 inch NPT

Outlet Type: NPT

Port Quantity: 3.0

Return Size: 3/8 inch NPT

Style: Bypass

Warranty: Manufacturer's Limited 90 Day Warranty