Fuel Injected (up to 120 psi) - Bypass Regulator

Size of Return Orifice in Inches: .281"

Fastest response rate

Provides stable fuel delivery for the most demanding requirements

All Weldon Regulators maintain steady fuel delivery during dramatic changes in fuel demand, such as WOT conditions, boost application and gear changes

Fully adjustable from 4-200 psi

.281" bypass orifice

Hardened steel ball and replaceable steel seat

Fluorosilicone diaphragm

Compatible with most racing fuels including ethanol, and methanol.

1/8" NPT Gauge Port

1/8" NPT manifold pressure reference port

Fuel pressure increases on a 1:1 ratio with boost

two -10 pressure ports

-8 return port

Replaceable / interchangeable internal components

User serviceable

For use with all Weldon Pumps as well as pumps from other manufacturers

Mil-Spec clear anodized cover



$259.00 USD

Manufacturer: Weldon

Part Number: WEL-A2040-281-A-120

free shipping Fast World Wide Shipping Services Free standard shipping applies to this item within the continental United States. Orders shipped to Alaska, Hawaii, Virgin Islands, Canada, Puerto Rico, Guam, and PO/APO/FPO boxes are subject to additional shipping charges

time Ships: 1-5 Business Days

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California Residents Warning:
Cancer & Reproductive Harm