index

Holley 12-840 4.5-9 Psi Adjustable Billet Fuel Pressure Regulator With 3/8 Ntp Ports,Black Anodized

  • $174.87
  • Regular price $249.81

Hurrify, 10 item(s) left in stock!

Join Waitlist
Wishlist

Vendor: Holley

Type: Fuel Injection

Sku: WBCARB0051NO23C

Available: Available

UPC: 090127670453

- No EU import duties.
- Ships within 3-5 business days. (USA)
- Ships with 8-12 business days. (International)

  ⚠️ California Proposition 65 Warning :
   Some products sold on this website may expose you to chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.  

For more information, visit     www.P65Warnings.ca.gov.

Guarantee safe checkout

Holley 12-840 4.5-9 Psi Adjustable Billet Fuel Pressure Regulator With 3/8 Ntp Ports,Black Anodized

$174.87

FAQs

Have a question ? We are here to help.

Yes, we offer free standard shipping on all orders within the United States.

Domestic orders typically arrive within 3-5 business days. Delivery times are estimated and may vary depending on your location, weather conditions, or other unforeseen factors.

We hope you love your purchase, but if you need to make a change or return your item, we’ve got you covered! You can initiate a return or exchange within 30 days of receiving your order. Please ensure the product is in its original condition and packaging. For more information on our return policy, please visit our Returns & Exchanges page.

Frequently Asked Questions

  • Q: What are the dimensions of the Holley 12-840 fuel pressure regulator? A: The dimensions of the package are approximately nine point six five two centimeters in length, six point six zero four centimeters in height, and nine point one four four centimeters in width.
  • Q: What material is the Holley 12-840 fuel pressure regulator made of? A: The Holley 12-840 fuel pressure regulator is made from aluminum, which provides durability and resistance to corrosion.
  • Q: What is the weight of the Holley 12-840 fuel pressure regulator? A: The package weight of the Holley 12-840 fuel pressure regulator is zero point two pounds.
  • Q: How do I install the Holley 12-840 fuel pressure regulator? A: To install the Holley 12-840 fuel pressure regulator, use the included mounting plate for easy installation. Ensure it is connected securely to the fuel line.
  • Q: Is the Holley 12-840 fuel pressure regulator adjustable? A: Yes, the Holley 12-840 fuel pressure regulator is adjustable with a range of four point five to nine PSI, allowing for customized fuel pressure settings.
  • Q: Does the Holley 12-840 have a gauge port? A: Yes, the Holley 12-840 features a one eighth inch NPT gauge port for monitoring fuel pressure easily.
  • Q: How do I maintain the Holley 12-840 fuel pressure regulator? A: To maintain the Holley 12-840, regularly inspect for leaks and ensure connections are tight. Clean the regulator as needed to prevent debris buildup.
  • Q: Can I use the Holley 12-840 with all types of fuel? A: Yes, the Holley 12-840 is compatible with various fuel types, but always check manufacturer guidelines for specific applications.
  • Q: Is the Holley 12-840 safe for high-performance engines? A: Yes, the Holley 12-840 is designed for high-performance applications, providing reliable fuel pressure regulation for demanding engines.
  • Q: What if I receive a damaged Holley 12-840 fuel pressure regulator? A: If you receive a damaged Holley 12-840 fuel pressure regulator, contact the seller immediately to initiate a return or exchange.
  • Q: What warranty does the Holley 12-840 come with? A: The Holley 12-840 typically comes with a manufacturer's warranty, which may vary, so please check the specific warranty details with the retailer.
  • Q: How can I tell if my Holley 12-840 is malfunctioning? A: Signs of a malfunctioning Holley 12-840 include inconsistent fuel pressure readings or engine performance issues. Inspect for leaks and ensure proper installation.
  • Q: Is the Holley 12-840 easy to install for beginners? A: Yes, the Holley 12-840 is designed for easy installation with the included mounting plate, making it suitable for beginners with basic automotive skills.
  • Q: Can I adjust the fuel pressure on the Holley 12-840 while it’s installed? A: Yes, you can adjust the fuel pressure on the Holley 12-840 while it is installed, but ensure the engine is off and safely cooled down before making adjustments.
  • Q: Does the Holley 12-840 require any special tools for installation? A: Generally, the Holley 12-840 requires standard automotive tools for installation, such as wrenches and screwdrivers, which are commonly found in most toolkits.

Recently viewed