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Holley Adjustable Fuel Injection Regulators 12-886 Pressure Regulators, Adjustable, Return, Inline, 15-60 psi, Aluminum, Black, One 3/8 in. NPT Female Inlet, One 3/8 in. NPT Female Outlet, Each

SKU: HLY12-886

Fuel Pressure Regulators

Holley Adjustable Fuel Injection Regulators 12-886 Pressure Regulators, Adjustable, Return, Inline, 15-60 psi, Aluminum, Black, One 3/8 in. NPT Female Inlet, One 3/8 in. NPT Female Outlet, Each

SKU: HLY12-886

Fuel Pressure Regulators
A$221.28
IN STOCK! Est Ship 4-7 days. In stock at 2 locations (more than 10 available)

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Description

Fuel Pressure Regulator - 15 to 60 psi - In-Line - 3/8 in NPT Inlet - 3/8 in NPT Outlet - 3/8 in NPT Return - 1/8 in NPT Port - Bypass - Aluminum - Black Anodized - Gas - Each


Data: v2 - Desc: v4.2 - Upd: 2026-11-08 02:17:17

Data: v4.2 - Upd: 2026-11-08 06:31:26

Features

Images are supplied by the manufacturer and may be generic. While all efforts are made to provide accurate pictures, there may be differences in the actual product, such as colour, quantity, version, or included components. Please carefully review the description and specifications for details on inclusions or any variations. Some items may be sold individually or in sets, and images may occasionally depict additional products or quantities not included in your purchase. For assistance or clarification, please contact customer support.

Specifications

Reference Information

Reference Data (Provide these details to our support team)
Brand Name/s Holley, Hilborn, Holley Efi, Retrobright, Terminator X
StreetFX SKU hly12-886
SFX Item ID 4784321
Accounting SKU hly-12-886
Manufacturer SKU 12-886
Manufacturer UPC 090127000373
Alternative References 12-886, HLY-12-886, HOL12-886

Fuel Pressure Regulators, Adjustable, Return, Inline, 15-60 psi, Aluminum, Black, One 3/8 in. NPT Female Inlet, One 3/8 in. NPT Female Outlet, Each

Holley adjustable fuel injection regulators are able to provide all of the fuel pressure that your high performance, fuel injected vehicle will require. They utilize a special wave spring to maintain constant fuel pressure. Some models are universal fit, while others are designed for specific vehicle applications. The regulators are available for inline or fuel rail mount, with various psi ranges. Select the adjustable unit tailored to your driving needs.

Product Attributes
BrandHolley
Manufacturer's Part Number12-886
Part TypeFuel Pressure Regulators
Product LineHolley Adjustable Fuel Injection Regulators
UPC090127000373
Regulator Pressure (psi)15-60
Regulator StyleReturn
Regulator LocationInline
Boost/Vacuum Reference PortYes
Boost/Vacuum Rise Ratio1:1
Gauge PortYes
Inlet Quantity1
Regulator Inlet Size3/8 in. NPT
Inlet AttachmentFemale threads
Outlet Quantity1
Regulator Outlet Size3/8 in. NPT
Outlet AttachmentFemale threads
Return Fitting Size3/8 in. NPT
Return AttachmentFemale threads
Fittings IncludedNo
Regulator MaterialAluminum
Regulator ColorBlack
RebuildableNo
Mounting Bracket IncludedYes
RemanufacturedNo
QuantitySold individually.

Compatibility

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