Holley fuel pressure regulators are designed to precisely control the fuel pressure from the fuel pump to the carburetor, Each Holley fuel pressure regulator is fully adjustable so regulating the fuel pressure to your engines needs is a simple task, The Holley 12-803BP fuel pressure regulator features 3/8" NPT in/out ports and a 3/8" NPT return port, These chrome plated push-on brass fittings are the perfect finishing touches for your fuel system, All fittings are male hose barb to male pipe thread
Holley 12-803BP Carbureted Bypass Fuel Pressure Regulator w/Gauge Holley
Holley 12-803BP Carbureted Bypass Fuel Pressure Regulator w/Gauge
Sku # 9109653
Mfr. Part # 9109653
Condition
New
Brand
Holley
Sold
Kit
Details
Info

Kit Includes:

  • (1) Holley 12-803BP Carbureted Bypass Fuel Pressure Regulator
  • (2) Straight Chrome Fitting, 3/8 Inch Hose to 3/8 Inch NPT
  • (1) Mr Gasket 1561 Fuel Pressure Gauge, 1-1/2 Inch, 0-15 PSI

Holley 12-803BP Carbureted Bypass Fuel Pressure Regulator

  • Adjustable fuel regulation from 4-1/2 to 9 psi
  • Preset to 7psi
  • 3/8 NPT ports (1 in, 1 out, 1 bypass or return)
  • Used in systems with a return line back to the fuel tank
  • Quieter fuel pump operation
  • Designed only for carburetor use
  • Chrome finish
  • Mounting bracket included

Straight Chrome Fitting, 3/8 Inch Hose to 3/8 Inch NPT

  • Male pipe threads to hose barb ends
  • 3/8" Hose to 3/8" NPT adapter
  • Fuel line hose connector
  • Straight angle

Mr Gasket 1561 Fuel Pressure Gauge, 1-1/2 Inch, 0-15 PSI

  • This conveniently small 1-1/2" gauge will fit almost anywhere
  • The gauge has 1/2lb increments with a range of 0-15lbs. and has a 1/8" NPT male fitting
Charts

(PDF)

Specs
Sold in Quantity
Kit
Fuel Type
Gasoline
Fuel Pressure Rating (psi)
4.5-9
MFG. Part #
9109653
Reviews

Regulator works awesome 👍

Rated
Product Rating
by Jimmy on March 25, 2021

Summary: It only came with two fittings, be nice if it came with three for the in out and return line

Tech Support
We're here to help before and after your purchase. If you have a question or need assistance with one of our products, please contact us through eBay Messaging and a knowledgeable Speedway Motors team member will be happy to help.
About
Speedway Motors is America’s Oldest Speed Shop® and has been a trusted source for specialty rodding and racing products and friendly expert advice for more than 72 years. Founded in 1952 by “Speedy” Bill Smith – a racer and street rodder himself – Speedway has grown from a one-man operation to become the world’s largest manufacturer, distributor and retailer of street rod and racing products. Our industry-leading fast delivery is the result of same-day shipping from our state-of-the-art, centrally located 500,000 sq. ft. headquarters. Speedway’s size offers customers unmatched product selection and low pricing, while our excellent technical support and customer service have made us a recognized leader in the rodding and racing industries.