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The BALDWIN FILTERS BF1397-SP is a fuel and water separator element designed to remove water and contaminants from diesel or gasoline fuel systems in automotive applications. Water contamination in fuel lines can cause injector damage, corrosion, and poor combustion - this element provides a direct replacement to keep fuel delivery clean and consistent. Weighing 2.629 pounds, the BF1397-SP features a 1-inch thread size for secure housing installation. It is installed by automotive technicians and fleet maintenance professionals as part of routine fuel system servicing.
This separator element suits automotive fuel systems where water intrusion is a common service concern, including light-duty trucks, commercial vehicles, and diesel-powered equipment. It is a spin-on style element intended for periodic replacement during scheduled maintenance intervals. The BF1397-SP is compatible with Hastings FF1249SP and Wix 33607 housings and filter systems, making it a practical cross-reference option for shops already stocked with those brands.
Compatible with Hastings FF1249SP and Wix 33607 fuel water separator applications as stated by the manufacturer.
Installation is typically performed by a qualified automotive or diesel technician. Before servicing, shut off the fuel supply and depressurize the fuel system per the vehicle manufacturer's procedure. Use an appropriate filter wrench for removal and verify the thread engagement is hand-tight plus a quarter turn to avoid over-torquing the housing. Dispose of drained fuel and water per local environmental regulations.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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