Help is just a click away!
Click here to chat with a Speedway Team Member
💬
Online - Chat with us!
Chat
Products to Compare (max of 3)
X
Compare These Parts
Talk to the Experts. Call 800.979.0122, 7am-10pm, everyday.
Customer Service
Since 1952
in
in
  • Expert Tech Support
  • Huge Inventory
  • Fast Shipping
Talk to the Experts. Call 800.979.0122
Shop By
Support
Account
Street Race Truck More... The Toolbox
Add to Cart
$184.95
$149.36
Holley 12-845 HP Billet Carbureted By-Pass Fuel Pressure Regulator
Holley 12-845 HP Billet Carbureted By-Pass Fuel Pressure Regulator

Holley 12-845 HP Billet Carbureted By-Pass Fuel Pressure Regulator

Universal Fit, Gasoline Fuel Type, 4.5-9 Pressure Range (psi), Bypass Regulator Style, Aluminum

0 Reviews | 0 Answered Questions
Factory Shipped
Ships FREE
Select your vehicle to verify fitment.
Select Vehicle
Holley 12-845 HP Billet Carbureted By-Pass Fuel Pressure Regulator
Holley 12-845 HP Billet Carbureted By-Pass Fuel Pressure Regulator
Zoomed In Image
We estimate this item will ship on or before December 18th.
Part # 42512845
Save 19%
$149.36
$184.95
each
Quantity:
Add to Cart
Call to Order
Add to Buildlist
Compare

Details
Reviews
Q&A
Videos & Articles

Important Messages:

  • This item ships directly from the manufacturer. It may take an additional 2 business days for Holley to ship this item.
  • Get FREE shipping when your order includes this item and exceeds $99! Ground shipping only in the contiguous US.
  • This item ships via Ground Shipping only. Expedited and Air shipping options are not available.

Details

MFG. Part #:
12-845
Fuel Type:
Gasoline
Pressure Range (psi):
4.5-9
Regulator Style:
Bypass
Material Type:
Aluminum
Finish:
Anodized
Return Size:
6 AN O-Ring
Pressure Regulator Outlet Size:
8 AN O-Ring
Pressure Regulator Inlet Size:
8 AN O-Ring
GTIN Code:
090127670491
Color:
Black

Info

HolleyDAYS are here again! SAVE up to 20% on this part and hundreds of other Holley brands during the 2018 HolleyDAYS sale 11/15/18-12/31/18.

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 12-845 fuel pressure regulator features (1) -8 AN O-ring inlet, (1) -8 AN O-ring outlet, (1) -6 AN O-ring return in addition to a pressure range of 4.5 - 9 PSI.

Installation Instructions (PDF)

Some parts are not legal for use in California or other states with similar laws/regulations

More Like This

Reviews

Q & A

Videos & Articles
  • Now that Project Chevelle is making some real power, we've decided to ditch the old tank, lines, and pump in favor of a new tank and pump from Tanks Inc.
  • In this episode, Project Chevelle takes a big step in its muscle car transformation. It's out with the little old 307 and to the dyno with our new 383 from BluePrint Engines!
  • Looking to replace your fuel level guage or sending unit? It's important that you have the the right guage for the right sender. Speedway has the tools to make the job easy and ensure you get the right parts the first time.
  • Pat talks about our Tanks Inc. EFI fuel tanks.
  • Now that Project Chevelle is making some real power, it's time to give it a little more fuel. Follow along as we install a new tank and pump from Tanks Inc.
  • After installing the intake manifold and carbs on his 8BA, Heath P. continues on to the fuel and throttle setup. See how he mounts each part while making modifications to complete the install.
  • The process on how to effectively winterize your fuel system in open wheel racing. This includes step by step instructions and recommended parts to use for your fuel system.

You May Also Like

Suggestions
Error
Note
Ok