This Holley VR Series billet fuel pressure regulator is part of the VR1 and VR2 Series brushless fuel systems lineup, capable of supporting 3000+ horsepower engines that require high volumes of fuel flow. It can be referenced on a 1:1 ratio and is precision machined from 6061-T6 billet aluminum, with a black bright dip anodized body and clear bright dip anodized top for corrosion resistance.
Specifications:
- Style: EFI, 4-Port
- Pressure Range: 4-9 PSI
- Color: Black Anodized
- Material: 6061-T6 Billet Aluminum
- Fuel Type: Gasoline, Diesel
- Inlet Port: 10 AN ORB
- Outlet Ports: (4) 8 AN ORB
- Return Size: 8 AN O-Ring
- Gauge Port: 1/8" NPT
- Product Type: Fuel Pressure Regulator
- Part Number: 12-865
Compatible with Diesel #1 and Diesel #2, as well as gasoline, methanol, and E85. Designed for use with Holley VR1 and VR2 Series brushless in-line fuel pumps; includes a barb fitting and a -4 AN fitting for 1:1 boost reference connection.
FAQ
What is this regulator designed for?
It's a 4-port EFI regulator designed for use with Holley VR1 and VR2 Series brushless in-line fuel pumps, supporting 3000+ horsepower applications.
Can it be referenced to boost?
Yes, it can be referenced on a 1:1 ratio and includes a barb fitting and a -4 AN fitting for the reference connection.
What fuels is it compatible with?
It's compatible with gasoline, diesel (#1 and #2), methanol, and E85.
What outlet configuration does the 4-port version have?
It features a 10 AN O-ring inlet and return with four 8 AN O-ring outlets.

