{"id":4186273185865,"title":"Holley Billet Adjustable Regulator 12-846","handle":"holley-billet-adjustable-regulator-12-846","description":"\u003cp\u003e\u003cstrong\u003eHolley 12-846 Details\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eHP Series Regulators\u003c\/strong\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eUsed in systems with a return line back to the tank\u003c\/li\u003e\n\u003cli\u003eDesigned for use with the Holley® HP™ in-line fuel pumps or other high-pressure pumps where return line is needed\u003c\/li\u003e\n\u003cli\u003eIncludes fitting for manifold reference\u003c\/li\u003e\n\u003cli\u003eAdjustable from 15-65 PSI for precise fuel pressure adjustments\u003c\/li\u003e\n\u003cli\u003ePressure Range (psi):40-70\u003c\/li\u003e\n\u003cli\u003eRegulator Style: Return\u003c\/li\u003e\n\u003cli\u003eRegulator Location: Inline\u003c\/li\u003e\n\u003cli\u003eBoost\/Vacuum Reference Port: Yes\u003c\/li\u003e\n\u003cli\u003eGauge Port: Yes\u003c\/li\u003e\n\u003cli\u003eMounting Bracket Included: Yes\u003c\/li\u003e\n\u003cli\u003eFittings Included: No\u003c\/li\u003e\n\u003cli\u003eRebuildable: No\u003c\/li\u003e\n\u003cli\u003eInlet Quantity: One\u003c\/li\u003e\n\u003cli\u003eInlet Attachment: Female threads\u003c\/li\u003e\n\u003cli\u003eInlet Size:-8 AN O-ring\u003c\/li\u003e\n\u003cli\u003eOutlet Quantity: One\u003c\/li\u003e\n\u003cli\u003eOutlet Attachment: Female threads\u003c\/li\u003e\n\u003cli\u003eOutlet Size:-8 AN O-ring\u003c\/li\u003e\n\u003cli\u003eReturn Attachment: Female threads\u003c\/li\u003e\n\u003cli\u003eReturn Fitting Size:-6 AN O-ring\u003c\/li\u003e\n\u003cli\u003eRegulator Material: Billet aluminum\u003c\/li\u003e\n\u003cli\u003eRegulator Finish: Black\/Clear anodized\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003ePart of Holley's complete line of fuel system products, Holley HP billet fuel pressure regulators are available in a variety of configurations for carbureted or fuel injected engines. Some versions are even adaptable to either carburetors or EFI. They allow you to upgrade a carbureted system to EFI without replacing the fuel pressure regulator.\u003cbr\u003e\u003cbr\u003eAll HP billet fuel pressure regulators feature a 2-port design, provide for precise fuel pressure adjustments, and are available in your choice of demand (no return line) or by-pass (with a return line) styles. Depending on the model, they are for use only with electric fuel pumps, or with either mechanical or electric pumps. Designed for street\/strip applications, they are CNC-machined from 6061-T6 billet aluminum for strength and have bright dip anodized black bodies with clear dip anodized tops for corrosion resistance and good looks. Whatever your fuel system needs, Holley has you covered.\u003cbr\u003e\u003cbr\u003eDepending on the model, features may include:\u003cbr\u003e\u003cbr\u003e* Adjustable from 4 to 65 psi for use with EFI or carburetors\u003cbr\u003e* 4.5 to 9 psi adjustment range for use with carburetors only\u003cbr\u003e* EFI-only models are adjustable from 15 to 65 psi\u003cbr\u003e* Two-port sizes available, 3\/8 in. NPT or -6 AN inlet\/outlet and return (where applicable)\u003cbr\u003e* Fitting for manifold reference\u003cbr\u003e* 1\/8 in. NPT gauge port\u003cbr\u003e* Boost reference--1:1\u003c\/p\u003e","published_at":"2019-10-09T18:26:09-04:00","created_at":"2019-10-09T18:29:46-04:00","vendor":"Holley","type":"Fuel Pressure Regulator","tags":["Fuel Pressure Regulator"],"price":17195,"price_min":17195,"price_max":17195,"available":true,"price_varies":false,"compare_at_price":null,"compare_at_price_min":0,"compare_at_price_max":0,"compare_at_price_varies":false,"variants":[{"id":30552613584969,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"HOL12-846","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"Holley Billet Adjustable Regulator 12-846","public_title":null,"options":["Default Title"],"price":17195,"weight":0,"compare_at_price":null,"inventory_quantity":1,"inventory_management":"shopify","inventory_policy":"deny","barcode":"090127670507"}],"images":["\/\/cdn.shopify.com\/s\/files\/1\/1865\/9007\/products\/hly-12-846_xl.jpg?v=1570660188"],"featured_image":"\/\/cdn.shopify.com\/s\/files\/1\/1865\/9007\/products\/hly-12-846_xl.jpg?v=1570660188","options":["Title"],"media":[{"alt":null,"id":5182118330441,"position":1,"preview_image":{"aspect_ratio":1.024,"height":1562,"width":1600,"src":"https:\/\/cdn.shopify.com\/s\/files\/1\/1865\/9007\/products\/hly-12-846_xl.jpg?v=1570660188"},"aspect_ratio":1.024,"height":1562,"media_type":"image","src":"https:\/\/cdn.shopify.com\/s\/files\/1\/1865\/9007\/products\/hly-12-846_xl.jpg?v=1570660188","width":1600}],"content":"\u003cp\u003e\u003cstrong\u003eHolley 12-846 Details\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eHP Series Regulators\u003c\/strong\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eUsed in systems with a return line back to the tank\u003c\/li\u003e\n\u003cli\u003eDesigned for use with the Holley® HP™ in-line fuel pumps or other high-pressure pumps where return line is needed\u003c\/li\u003e\n\u003cli\u003eIncludes fitting for manifold reference\u003c\/li\u003e\n\u003cli\u003eAdjustable from 15-65 PSI for precise fuel pressure adjustments\u003c\/li\u003e\n\u003cli\u003ePressure Range (psi):40-70\u003c\/li\u003e\n\u003cli\u003eRegulator Style: Return\u003c\/li\u003e\n\u003cli\u003eRegulator Location: Inline\u003c\/li\u003e\n\u003cli\u003eBoost\/Vacuum Reference Port: Yes\u003c\/li\u003e\n\u003cli\u003eGauge Port: Yes\u003c\/li\u003e\n\u003cli\u003eMounting Bracket Included: Yes\u003c\/li\u003e\n\u003cli\u003eFittings Included: No\u003c\/li\u003e\n\u003cli\u003eRebuildable: No\u003c\/li\u003e\n\u003cli\u003eInlet Quantity: One\u003c\/li\u003e\n\u003cli\u003eInlet Attachment: Female threads\u003c\/li\u003e\n\u003cli\u003eInlet Size:-8 AN O-ring\u003c\/li\u003e\n\u003cli\u003eOutlet Quantity: One\u003c\/li\u003e\n\u003cli\u003eOutlet Attachment: Female threads\u003c\/li\u003e\n\u003cli\u003eOutlet Size:-8 AN O-ring\u003c\/li\u003e\n\u003cli\u003eReturn Attachment: Female threads\u003c\/li\u003e\n\u003cli\u003eReturn Fitting Size:-6 AN O-ring\u003c\/li\u003e\n\u003cli\u003eRegulator Material: Billet aluminum\u003c\/li\u003e\n\u003cli\u003eRegulator Finish: Black\/Clear anodized\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003ePart of Holley's complete line of fuel system products, Holley HP billet fuel pressure regulators are available in a variety of configurations for carbureted or fuel injected engines. Some versions are even adaptable to either carburetors or EFI. They allow you to upgrade a carbureted system to EFI without replacing the fuel pressure regulator.\u003cbr\u003e\u003cbr\u003eAll HP billet fuel pressure regulators feature a 2-port design, provide for precise fuel pressure adjustments, and are available in your choice of demand (no return line) or by-pass (with a return line) styles. Depending on the model, they are for use only with electric fuel pumps, or with either mechanical or electric pumps. Designed for street\/strip applications, they are CNC-machined from 6061-T6 billet aluminum for strength and have bright dip anodized black bodies with clear dip anodized tops for corrosion resistance and good looks. Whatever your fuel system needs, Holley has you covered.\u003cbr\u003e\u003cbr\u003eDepending on the model, features may include:\u003cbr\u003e\u003cbr\u003e* Adjustable from 4 to 65 psi for use with EFI or carburetors\u003cbr\u003e* 4.5 to 9 psi adjustment range for use with carburetors only\u003cbr\u003e* EFI-only models are adjustable from 15 to 65 psi\u003cbr\u003e* Two-port sizes available, 3\/8 in. NPT or -6 AN inlet\/outlet and return (where applicable)\u003cbr\u003e* Fitting for manifold reference\u003cbr\u003e* 1\/8 in. NPT gauge port\u003cbr\u003e* Boost reference--1:1\u003c\/p\u003e"}

Holley Billet Adjustable Regulator 12-846

Product Description

Holley 12-846 Details
HP Series Regulators

  • Used in systems with a return line back to the tank
  • Designed for use with the Holley® HP™ in-line fuel pumps or other high-pressure pumps where return line is needed
  • Includes fitting for manifold reference
  • Adjustable from 15-65 PSI for precise fuel pressure adjustments
  • Pressure Range (psi):40-70
  • Regulator Style: Return
  • Regulator Location: Inline
  • Boost/Vacuum Reference Port: Yes
  • Gauge Port: Yes
  • Mounting Bracket Included: Yes
  • Fittings Included: No
  • Rebuildable: No
  • Inlet Quantity: One
  • Inlet Attachment: Female threads
  • Inlet Size:-8 AN O-ring
  • Outlet Quantity: One
  • Outlet Attachment: Female threads
  • Outlet Size:-8 AN O-ring
  • Return Attachment: Female threads
  • Return Fitting Size:-6 AN O-ring
  • Regulator Material: Billet aluminum
  • Regulator Finish: Black/Clear anodized


Part of Holley's complete line of fuel system products, Holley HP billet fuel pressure regulators are available in a variety of configurations for carbureted or fuel injected engines. Some versions are even adaptable to either carburetors or EFI. They allow you to upgrade a carbureted system to EFI without replacing the fuel pressure regulator.

All HP billet fuel pressure regulators feature a 2-port design, provide for precise fuel pressure adjustments, and are available in your choice of demand (no return line) or by-pass (with a return line) styles. Depending on the model, they are for use only with electric fuel pumps, or with either mechanical or electric pumps. Designed for street/strip applications, they are CNC-machined from 6061-T6 billet aluminum for strength and have bright dip anodized black bodies with clear dip anodized tops for corrosion resistance and good looks. Whatever your fuel system needs, Holley has you covered.

Depending on the model, features may include:

* Adjustable from 4 to 65 psi for use with EFI or carburetors
* 4.5 to 9 psi adjustment range for use with carburetors only
* EFI-only models are adjustable from 15 to 65 psi
* Two-port sizes available, 3/8 in. NPT or -6 AN inlet/outlet and return (where applicable)
* Fitting for manifold reference
* 1/8 in. NPT gauge port
* Boost reference--1:1

$171.95
Maximum quantity available reached.