12-851 VR Series Fuel Pressure Regulator

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HOLLEYPART NUMBER: 510-12-851

12-851 VR Series Fuel Pressure Regulator

Name: 12-851 VR Series Fuel Pressure Regulator
Brand: HOLLEY
SKU: 510-12-851
Price: 478.95 USD
Availability: InStock

^$478⁹⁵

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VR Series Regulators

VR Series Fuel Pressure Regulator

2-Port

Adjustable, High Pressure 40 To 100 PSI

Boost Reference 1:1

10 AN O-Ring Inlet/Outlet And Return

Holley 12-851 Features:

The Holley VR Series billet fuel pressure regulators are part of the VR1 and VR2 Series brushless fuel pump systems product line. These regulators can support 3000+ horsepower engines that require high volumes of fuel flow. Both EFI and carbureted versions can be referenced on a 1:1 ratio. They are precision machined from 6061-T6 billet aluminum for strength and durability and feature a black bright dip anodized body and a clear bright dip anodized top for corrosion resistance and good looks. Offered in 2 port and 4 port versions for carbureted or EFI pressures, Holley has the regulator to cover your needs!

EFI regulators are adjustable from 40-100 PSI base pressure
Carbureted regulators are adjustable from 4 to 9 PSI base pressure
Compatible with gasoline, methanol, and E85* (Compatible with
1/8” NPT gauge port
Designed for use with the Holley VR1 and VR2 Brushless in-line fuel pumps
Can be referenced on a 1:1 ratio – includes a barb fitting and a -4 AN fitting for reference connection
2 port regulators feature a 10 AN O-ring inlet/outlet and return
4 port regulators feature a 10 AN O-ring inlet and return with (4) 8 AN O-ring outlets

Precision-Built Fuel Pressure Regulators For EFI and Carburetors

Holley Billet Fuel Pressure Regulators are available in a variety of configurations and engineered to provide smooth and stable fuel pressure delivery under any conditions from idle to full throttle. Each precision-machined, 6061-T6 billet aluminum regulator features an anodized body and top for corrosion resistance and durable performance.

Part TypeFuel Pressure Regulator

Product LineHolley Billet Fuel Pressure Regulators

BrandHOLLEY

Package Height4.1

Package Width4.5

Package Length10.5

Weight2.1 PG

Part CategoryPerformance Parts

Regulator FinishBlack/Clear anodized

Outlet Size-10 AN O-ring

Inlet Size-10 AN O-ring

Boost/Vacuum Rise Ratio1:01

Regulator MaterialBillet aluminum

Outlet QuantityOne

QuantitySold individually

Boost/Vacuum Reference PortYes

RebuildableYes

Mounting Bracket IncludedYes

Gauge PortYes

Return Fitting Size-10 AN O-ring

Regulator LocationInline

Fittings IncludedNo

Inlet QuantityOne

Pressure Range (Psi)40-100

Part FitmentUniversal

Regulator StyleReturn

Vendor Part Number12-851

Package Qty1

Package TypeEA

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