Supply Line Fuel Rail 3957079 5086870AA Fit Dodge Ram 6 Cyl 5.9L Diesel

Supply Line Fuel Rail for Dodge Ram

This supply line fuel rail, referencing OEM cross-reference numbers 3957079 and 5086870AA, delivers fuel to the injectors on for Dodge Ram trucks equipped with the 6-cylinder 5.9L diesel engine. It is a critical component for maintaining proper fuel pressure and engine operation.

Overview

This supply line fuel rail is a direct replacement part designed for for Dodge Ram models with the 6-cylinder 5.9L diesel engine. It carries high-pressure fuel from the pump to the injectors, ensuring efficient combustion. This component is essential for restoring proper fuel delivery and engine performance.

Built For Performance

• Constructed from high-strength steel for durability under high pressure
• Precisely machined fittings for a leak-proof connection
• Direct replacement design to match original factory specifications
• Ensures consistent fuel flow to all injectors

Fits These Machines

• for Dodge Ram 6 Cyl 5.9L Diesel

On-The-Job Use

• Used in engine repair and fuel system overhauls
• Replaces a cracked or leaking fuel rail to resolve fuel pressure issues
• Necessary during engine rebuilds on 5.9L diesel engines

Specs At A Glance

Good To Know

Q: What are signs that my fuel rail needs replacement? A: Common symptoms include fuel leaks around the rail, hard starting, a drop in engine power, or visible cracks and corrosion on the metal line. Replacing a compromised fuel rail is critical to prevent fuel loss and fire hazards.

Q: Is this a genuine OEM part? A: No, this is an aftermarket replacement part designed to meet or exceed original equipment specifications. It is made to function as a direct replacement for the original fuel rail on for Dodge Ram applications.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.