---
product_id: 663887130
title: "Holley Bypass Regulator, Fuel Pressure 6.0 Psi, Chrome"
brand: "holley"
price: "₨119"
currency: SCR
in_stock: false
url: https://www.desertcart.sc/products/663887130-holley-bypass-regulator-fuel-pressure-6-0-psi-chrome
store_origin: SC
region: Seychelles
---

# 1/8" NPT gauge & boost ports Die cast aluminum durability 6.0 PSI precise fuel pressure Holley Bypass Regulator, Fuel Pressure 6.0 Psi, Chrome

**Brand:** holley
**Price:** ₨119
**Availability:** ❌ Out of Stock

## Summary

> ⛽️ Regulate your ride, dominate the road.

## Quick Answers

- **What is this?** Holley Bypass Regulator, Fuel Pressure 6.0 Psi, Chrome by holley
- **How much does it cost?** ₨119 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.sc](https://www.desertcart.sc/products/663887130-holley-bypass-regulator-fuel-pressure-6-0-psi-chrome)

## Best For

- holley enthusiasts

## Why This Product

- Trusted holley brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Boost-Ready Design:** Includes 1/8" NPT boost reference port for seamless turbo or supercharger integration.
- • **Rugged Aluminum Build:** Die cast aluminum housing ensures long-lasting durability and corrosion resistance.
- • **Easy Gauge Integration:** 1/8" NPT gauge port lets you monitor fuel pressure with professional accuracy.
- • **Precision Fuel Control:** Maintain optimal 6.0 PSI fuel pressure for peak engine performance.
- • **Budget-Friendly Quality:** Holley craftsmanship at a price that fits your project without compromise.

## Overview

The Holley Bypass Regulator delivers precise 6.0 PSI fuel pressure control with a durable die cast aluminum body. Featuring 1/8" NPT ports for gauge and boost reference, it’s engineered for reliable performance and easy integration in boosted or naturally aspirated setups. Lightweight at 227g, this regulator combines Holley’s trusted quality with budget-conscious pricing, perfect for enthusiasts seeking professional-grade fuel management.

## Description

Holley does it again with their new die cast aluminum by pass style fuel pressure regulators. The same Holley quality that you expect at a price point that every budget can handle. 1/8" NPT barb fitting for boost reference port included.

## Features

- Die Cast aluminum construction
- 1/8? NPT Gauge Port
- 1/8" NPT Boost Reference ? 1:1
- Durable and long lasting
- International products have separate terms, are sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Holley |
| Brand | Holley |
| Model | Holley Bypass Regulator, Fuel Pressure 6.0 Psi |
| Item model number | HOL 12-881 |
| Exterior | Machined |
| Manufacturer part number | HOL 12-881 |
| OEM Part Number | 12-881 |
| Item Weight | 227 g |

## Images

![Holley Bypass Regulator, Fuel Pressure 6.0 Psi, Chrome - Image 1](https://m.media-amazon.com/images/I/61NKcuG3R6L.jpg)

## Questions & Answers

**Q: May I run this without a return line to the fuel tank?**
A: Yes but you would have to plug the return outlet. Make sure to use fuel friendly thread sealer. Or you can buy the Holley 12-803 regulator that comes without a return line and is a cheaper option than this. Cheers

**Q: What is the maximum flow rate through this unit?**
A: 6 psi is the highest. I’ve got mine set at 2.7 psi as it’s used on an old Ford Flathead engine and Carb.

**Q: why cant i get shipped to me in calif**
A: Emissions?

**Q: Does it come with instructions**
A: Yes, the Holley Bypass Regulator, Fuel Pressure 6.0 Psi, Chrome comes with instructions. The instructions are available in the product packaging or can be downloaded from the Holley website. The instructions include information on how to install the regulator, adjust the pressure, and troubleshoot any problems.

## Frequently Bought Together

- Holley Bypass Regulator, Fuel Pressure 6.0 Psi, Chrome
- MEASUREMAN 1.5" Black Dial, 304 Stainless Steel case, Liquid Filled Fuel Pressure Gauge, 0-15Psi, 3-2-3%, 1/8" NPT Center Back Mount
- Moroso- 65380 FITTING,FUEL HOSE

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**Shop now:** [https://www.desertcart.sc/products/663887130-holley-bypass-regulator-fuel-pressure-6-0-psi-chrome](https://www.desertcart.sc/products/663887130-holley-bypass-regulator-fuel-pressure-6-0-psi-chrome)

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*Product available on Desertcart Seychelles*
*Store origin: SC*
*Last updated: 2026-02-12*