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FS1040 Fuel Filter – Diesel Engine Filtration
Description
The FS1040 fuel filter is designed for efficient diesel fuel filtration in heavy-duty Cummins engines. It helps remove fine contaminants from fuel, protecting injectors and ensuring stable engine operation under continuous load.
This model is commonly used in Cummins QSX15 generator and industrial engine platforms and is suitable for scheduled maintenance and spare parts stocking.
Key Features:
High-efficiency diesel fuel filtration
Durable housing for stable performance
Helps protect injectors and fuel system components
Standard threaded connection for easy installation
Product Specifications
Body Diameter: 118 mm
Height: 255 mm
Thread Size: M85 × 2
Compatible Engines / Applications
FS1040 fuel filter is suitable for the following diesel engines:
Cummins QSX15-G6
Cummins QSX15-G8
Typical applications include:
Diesel generator sets
Industrial power systems
Heavy-duty standby and prime power units
Cross Reference
Fleetguard: FS1040
Chanjor: CC-552X
Cummins: 3101872, 4010651
Installation & Usage Guide
Remove the old fuel filter using a filter wrench.
Clean the mounting base and check the sealing surface.
Install the new FS1006 fuel filter and tighten securely.
Prime the fuel system if required before engine start.

