The Fuel Injection Fit for Cummins Heavy Equipment Excavator is a highly effective part designed to replace or repair the malfunctioning fuel solenoid. This 24V fuel shut-off solenoid is part number 3939019 and is available in a matching part number 3964622. It's engineered to work seamlessly with your engine's fuel injection system, ensuring optimal performance and fuel efficiency. This product is crucial for maintaining the longevity and productivity of your heavy equipment excavator. By replacing this part, you not only enhance the machine's efficiency but also extend its lifespan, saving you money and time in the long run.