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Holley Performance Fuel Pressure Regulator 12-840

Holley Performance Fuel Pressure Regulator 12-840

Regular price $129.97 USD
Regular price Sale price $129.97 USD
Sale Sold out
Shipping calculated at checkout.
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. Holley® Billet Fuel Pressure Regulators are available in a variety of configurations.
Fuel Type: Gasoline
Pressure Range (PSI): 4.5 To 9 Pounds Per Square Inch
Regulator Location: Inline
Regulator Type: Non-Return
Gauge Port: Yes
Inlet Attachment: Female Threads
Inlet Quantity: Single
Inlet Size: 3/8 Inch (-6 AN)
Outlet Attachment: Female Threads
Outlet Quantity: Dual
Outlet Size: 3/8 Inch (-6 AN)
Includes Fittings: No
Includes Mounting Brackets: Yes
Return Port Size: No Return Port
Finish: Anodized
Color: Black
Material: Aluminum



  • 3/8 Inch NPT Inlet, Outlet Ports And 1/8 Inch NPT Gauge Port
  • Used In Systems Where A Return Line Is Not Needed
  • Use With Electric Or Mechanical Pumps
  • Adjustable From 4.5 To 9 PSI For Precise Fuel Pressure Adjustments. One Inlet, Two Outlets
  • Comparable And Interchangeable With Popular Holley® Regulator
  • Mounting Bracket Included
  • Limited 90 Day Warranty

Shipping & Returns

We ship for FREE over $99 USD - USPS 3-5 business days or choose at checkout your shipping option.

Not happy with the product - Return it within 90 days.

Shipping & Returns - Hot Rod Fuel Hose

Hot Rod Fuel Hose wants to make sure you have a great experience, we know you take pride in your ride just as we take pride in our products and service. 

1- Shipping - Hot Rod Fuel Hose proudly offers FREE SHIPPING on all orders over $99.00 US. All items shipping direct from Hot Rod fuel hose will ship depending on your selection at checkout. Third party products may ship by different carriers depending on proximity to the the warehouse. Our goal is to deliver your order to you in a timely manner. During times of increased shipping delays we may rely on multiple carrier partners to avoid delays. 

Orders within Canada will ship Canada post Expedited Parcel or Purolator.

Delivery Time Frames are as follows

Fedex Priority 2-3 Business Days

UPS Ground- 2-7 Business Days

USPS Priority - 2-7 Business Days

Canada Post Expedited - 2-9 Business Days

Purolator - 3-8 Business Days 

2. Returns - We keep it simple if you are not satisfied with any Hot Rod fuel hose product simply return the item to us within 90 days and we will refund your money. Please Contact Us for product return options. 

3. Warranty Claims - If you require to file a warranty claim please contact us for warranty claim options. 

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4. Where is Hot Rod fuel hose located. 

Head Office

Hot Rod fuel hose

3213 2 AVE N

Lethbridge AB

T1H 0C5

USA Distribution

Hot Rod fuel hose

102 Central Ave Ste 5830

Sweet Grass MT 59484

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Customer Reviews

Based on 1 review
Tarus Strickland
Can't Complain

Got what I wanted in a timely manner. I will be ordering again. 👍👍