MDC Diesel Return Fuel Line – 24V Cummins P7100 P-Pump Conversion

Complete your P-Pump conversion with the MDC Diesel Return Fuel Line, designed for 24-valve 5.9L Cummins engines converted to the legendary Bosch P7100 mechanical injection pump.

When converting your 24V Cummins from the factory VP44 injection pump to a P7100 P-Pump, proper fuel return routing is essential for reliable operation. The MDC Diesel Return Fuel Line provides a clean, efficient solution for routing excess fuel back into the return system while helping maintain a professional, organized engine bay.

Whether you're building a high-horsepower street truck, dedicated competition setup, or dependable workhorse, this return fuel line is a practical addition to your P-Pump conversion.

Features & Benefits

• Designed for P-Pump Conversions: Intended for 24V 5.9L Cummins engines utilizing a Bosch P7100 injection pump conversion.

• Proper Fuel Return Routing: Provides a dedicated return fuel path to the oem return line for your converted fuel system.

• Clean Installation: Helps eliminate the need for improvised fuel return plumbing.

• Performance-Oriented Design: Suitable for performance diesel builds and custom P-Pump conversion applications.

• Conversion Essential: Helps simplify the fuel system plumbing required when upgrading from the factory VP44 injection pump.

Vehicle Fitment

• Engine: 5.9L Cummins 24-Valve

• Years: 1998.5–2002 Dodge Ram 2500/3500

• Application: Bosch P7100 P-Pump Conversion

Important: Designed for 24v Cummins engines converted to a P7100 mechanical injection pump. Not intended as a direct replacement for the factory VP44 fuel return line without modification.

Why Choose MDC Diesel?

At MDC Diesel, we understand that every detail matters when building a reliable, high-performance Cummins engine. Our P-Pump conversion components are designed to help simplify installation, improve engine bay organization, and provide dependable solutions for your diesel performance build.

Finish your 24V Cummins P-Pump conversion the right way with the MDC Diesel Return Fuel Line.