Purpose-Built Off-Road Performance

Upgrade your Sandcar / sandrail and custom off-road builds with the Weldon A2040 Series Bypass Regulators - A2040-281-a-120, a purpose-built off-road accessories solution for off-road use. Weldon A2040 Series Bypass Regulators A2040-281-A-120.

Product at a Glance

Compatibility / Application

Sandcar / sandrail and custom off-road builds

Frequently Asked Questions

What application is this product intended for?

Sandcar / sandrail and custom off-road builds

What should be verified before ordering?

Review the Full Product Details below for exact dimensions, specifications, fitment, options, and installation requirements.

Full Product Details

Weldon A2040 Series Bypass Regulators A2040-281-A-120

Pressure Range (psi): 0-110
Regulator Style: Return
Regulator Location: Inline
Boost/Vacuum Reference Port: Yes
Boost/Vacuum Rise Ratio: 1:1
Gauge Port: Yes
Inlet Quantity: One
Inlet Size: -10 AN O-ring
Inlet Attachment: Female threads
Outlet Quantity: One
Outlet Size: -10 AN O-ring
Outlet Attachment: Female threads
Return Fitting Size: -8 AN O-ring
Return Attachment: Female threads
Fittings Included: No
Regulator Material: Billet aluminum
Regulator Finish: Black/Silver
Rebuildable: Yes
Mounting Bracket Included: No
Quantity: Sold individually.

Features include:
* .281 in. bypass orifice
* Fluorosilicone diaphragm
* Flows up to 6 gpm
* 1/8 in. NPT gauge port
* 1/8 in. NPT manifold pressure reference port
* Fuel pressure increases on a 1:1 ratio with boost
* Two -10 pressure ports/-8 return port
* Billet aircraft aluminum with Mil-Spec anodizing
* Compatible with gasoline, methanol, diesel, ethanol, most racing fuels