The VG1092080009 (WDK999) is a high-performance spin-on fuel filter designed specifically for Sinotruk HOWO engines. In modern high-pressure common rail (HPCR) systems, fuel purity is critical. This filter serves as a primary defense against micron-sized contaminants and water, preventing injector erosion and fuel pump failure. As a cornerstone of our Sinotruk spare parts inventory, the WDK999 utilizes advanced synthetic media to maintain consistent flow even in extreme cold-weather operations.
Technical Specifications:
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Part Number: VG1092080009
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Cross-Reference: Mann WDK999, VG1092080009/1
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Engine Fitment: Sinotruk WD615, WD12, D10, D12 Series
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Filtration Rating: 3-5 Microns (High-Efficiency)
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Thread Size: 1-14 UNS
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Outer Diameter: 108 mm
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Height: 230 mm
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Operating Pressure: Up to 10 Bar
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Seal Material: High-grade Nitrile Rubber for leak-free performance.
Professional Installation Steps:
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Seal Preparation: Before spinning on the new VG1092080009, apply a light coating of clean diesel or engine oil to the rubber gasket. This prevents the seal from “binding” and ensures an airtight fit.
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Pre-Filling: It is highly recommended to fill the filter with clean diesel fuel before installation. This significantly reduces the amount of air introduced into the fuel lines and speeds up the priming process.
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Tightening: Screw the filter on by hand until the gasket contacts the base. Then, give it an additional 3/4 to 1 full turn using a filter wrench. Avoid over-tightening as it may damage the thread or seal.
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Air Bleeding: Once installed, use the hand primer pump on the engine to bleed any remaining air from the system until you feel significant resistance.
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Leak Check: Start the engine and let it idle for 2 minutes. Inspect the base of the WDK999 for any signs of seepage.








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