HP Billet Carbureted Fuel Pressure Regulator - 12-840
SKU: 62862131622

HP Billet Carbureted Fuel Pressure Regulator - 12-840

Sale price$143.06 Regular price$158.95
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Ships within 48 hours · Estimated delivery Jul 7 - Jul 12

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Description

HP Billet Carbureted Fuel Pressure Regulator - 12-840Overview: 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. They feature a black bright dip anodized body and a clear bright dip anodized top for corrosion resistance and good looks. The Holley 12 840 fuel pressure regulator features 3 8" NPT in out ports. Features: Adjustable from 4. 5 9 psi for precise fuel

Overview:

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. They feature a black bright dip anodized body and a clear bright dip anodized top for corrosion resistance and good looks. The Holley 12-840 fuel pressure regulator features 3/8" NPT in/out ports.

Features:

  • Adjustable from 4.5-9 psi for precise fuel pressure adjustments
  • Constructed of billet aluminum with a black anodized base and clear anodize top for good looks
  • Used in systems where a return line is not needed
  • Use with electric or mechanical pumps
  • One 3/8" NPT inlet and two 3/8" NPT outlets
  • 1/8" NPT gauge port
  • Comparable and interchangeable with popular Holley® 12-803 regulator
  • Mounting bracket included

Application:

Year Make Model Submodel Engine Size
Universal

Specs:

Brand Holley
Color Black Anodized
Emission Code 5
Fuel System Carbureted
Fuel Type Diesel
Fuel Type Gasoline
Inlet Size 3/8 inch NPT
Material Aluminum
Outlet Size 3/8 inch NPT
Pressure Range 4.5-9 PSI
Product Type Fuel Pressure Regulator
Style Non-Return
Warning California Proposition 65
Warranty Limited 90 Day
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 62862131622

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Shane605
Natrona Heights, US
★★★★★ 5
DIY
Good price and fit my 2018 subaru crosstrek. Saved money switching it out myself. Super easy to do it yourself
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Reviewed in the United States on February 15, 2026
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Amazon Customer
Chelsea, US
★★★★★ 5
Perfect fit
Perfect fit on my 2019 Subaru Forester.
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Reviewed in the United States on May 26, 2026
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sue garland
Port Orchard, US
★★★★★ 5
Easy install
Perfect fit
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Chris
Houston, US
★★★★★ 5
EPAuto stuff works and fits
Love their auto filters, tools and tire air compressers. EPAuto stuff works great and always fit!
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Reviewed in the United States on March 27, 2026
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Amazon Customer
Charlottesville, US
★★★★★ 5
Great price, easy install
OEM fit and very easy to install. No issues at all — everything worked exactly as expected.
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Reviewed in the United States on November 19, 2025

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