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Holley Dominator Billet Fuel Pressure Regulators 12-847 Regulators, Billet, 4.5 to 9 psi, Inline, Return Style, -10 AN Inlet and Outlet, -8 AN Return, Black Finish, Bracket, Each

SKU: HLY12-847

Fuel Pressure Regulators

Holley Dominator Billet Fuel Pressure Regulators 12-847 Regulators, Billet, 4.5 to 9 psi, Inline, Return Style, -10 AN Inlet and Outlet, -8 AN Return, Black Finish, Bracket, Each

SKU: HLY12-847

Fuel Pressure Regulators
A$636.56
IN STOCK! Est Ship 4-7 days. In stock at 2 locations (more than 10 available)

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Description

Fuel Pressure Regulator - Dominator Billet - 4.5 to 9 psi - In-Line - 10 AN Female O-Ring Inlet - 10 AN Female O-Ring Outlet - 8 AN O-Ring Return - 1/8 in NPT Port - Bypass - Aluminum - Black / Clear Anodized - Diesel / E85 / Gas - Each


Data: v2 - Desc: v4.2 - Upd: 2026-11-08 02:15:06

Data: v4.2 - Upd: 2026-11-08 06:35:06

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 hly12-847
SFX Item ID 4782356
Accounting SKU hly-12-847
Manufacturer SKU 12-847
Manufacturer UPC 090127670514
Alternative References 12-847, HLY-12-847, HOL12-847

Fuel Pressure Regulators, Dominator Billet, 4.5 to 9 psi, Inline, Return Style, -10 AN Inlet and Outlet, -8 AN Return, Black Finish, Bracket, Each

These Holley Dominator billet fuel pressure regulators are designed for use with Holley's Dominator inline fuel pumps or other high-pressure fuel pumps where a return line is needed. They are CNC-machined from 6061-T6 billet aluminum for strength and have a bright dip anodized black body with a clear dip anodized top for corrosion resistance. The regulators include a 1/8 in. NPT female threaded gauge port and are available for both carbureted and fuel injected engines.

Product Attributes
BrandHolley
Manufacturer's Part Number12-847
Part TypeFuel Pressure Regulators
Product LineHolley Dominator Billet Fuel Pressure Regulators
UPC090127670514
Regulator Pressure (psi)4.5-9
Regulator StyleReturn
Regulator LocationInline
Boost/Vacuum Reference PortNo
Gauge PortYes
Inlet Quantity1
Regulator Inlet Size-10 AN
Inlet AttachmentFemale straight cut O-ring
Outlet Quantity1
Regulator Outlet Size-10 AN
Outlet AttachmentFemale straight cut O-ring
Return Fitting Size-8 AN
Return AttachmentFemale straight cut O-ring
Fittings IncludedNo
Regulator MaterialAluminum
Regulator ColorBlack
RebuildableNo
Mounting Bracket IncludedYes
RemanufacturedNo
QuantitySold individually.

Compatibility

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