3933841 | Genuine Cummins® Fuel Flow Valve for ISC, ISL, QSL and L9 engines

Description and Purpose:

The Fuel Flow Valve with Part number: 3933841 is a genuine Cummins component in new condition, built to regulate fuel delivery within the engine’s fuel system. Specifically engineered for Cummins ISC, ISL, QSL, and L9 engines, it ensures steady and precise fuel flow to support efficient combustion. This valve is essential for maintaining proper engine function in heavy-duty trucks, providing consistent performance under demanding operating conditions.

Why Replacement is Important:

Over time, a faulty or clogged fuel valve can disrupt fuel supply, lower engine efficiency, and increase the risk of stalling or poor starts. Replacing it with an OEM Cummins valve prevents unnecessary fuel system wear, restores proper flow, and helps extend overall engine service life.

Impact on Vehicle Performance:

When installed, the valve allows ISC, ISL, QSL, and L9 engines to operate at their designed fuel efficiency, ensuring reliable power delivery, smoother operation, and reduced downtime. 

Manufacturer Information:

Cummins® is a global leader in power solutions, recognized for reliable technology and long-lasting engine performance.

Tags & Category: Cummins fuel valve, Cummins fuel flow valve, Cummins ISC fuel valve, Cummins ISL fuel valve, Cummins QSL fuel valve, Cummins L9 fuel valve, diesel fuel flow control valve, Cummins engine fuel part, Cummins fuel line valve, heavy duty truck fuel valve, OEM Cummins fuel system component

Warranty:

Parts Finder Q offers a 365-days warranty for all types of parts in any condition. The warranty applies exclusively to purchases made directly through our website (partsfinderq.com). Please note that purchases made through third-party platforms like eBay or Amazon are not covered by this warranty.