11000-1105140 Fuel Filter Paper Core The 111000-1105140 filter paper core is an OEM-grade precision fuel filter inner element, cross-referenced with part number PU1048 and compatible with 961000-1105140-S, specially developed for Yuchai Euro VI high-pressure common rail YCK09 & YCK11 diesel engines fitted on medium and heavy commercial trucks. Manufactured strictly under IATF 16949 international automotive quality control standards, this deep-pleated multi-layer composite filter core adopts gradient density fiber filtration technology, achieving 98%+ high filtration efficiency to trap rust debris, sediment, colloidal pollutants and fine solid contaminants in diesel fuel thoroughly before fuel enters the precision injection system. It provides comprehensive protection for high-pressure fuel pumps, fuel injectors and internal engine moving components, effectively reducing abrasive wear, injector clogging and power attenuation failures caused by impure fuel. Rigorously tested to adapt to long-distance full-load highway transportation, severe off-road vibration, high-temperature engine bays and low-temperature frigid working environments, this filter paper core maintains stable and consistent filtration performance throughout its full service cycle. With fully standardized OEM dimensional molding, it supports direct plug-and-play installation on matched filter housings without cutting or modification, serving as an essential routine maintenance consumable for global logistics fleets, freight companies, long-distance passenger bus operators and heavy vehicle repair workshops.
Product Material Description:
Main Filter Medium: Premium imported composite wood pulp filter paper blended with ultra-fine glass fiber, featuring uniform stable pore structure, excellent dirt holding capacity and stable permeability for long-cycle heavy-duty filtration work.
Reinforced Support Structure: Integrated thickened engineering plastic upper and lower end caps with built-in positioning buckles, high structural rigidity to prevent filter paper deformation or collapse under frequent fuel pressure fluctuations.
Sealing Components: High-performance NBR nitrile rubber sealing gaskets, with outstanding oil resistance, wide temperature range (-40℃ ~ 130℃) and long anti-aging service life to realize complete leakproof sealing.
Bonding Adhesive: Environmentally friendly high-temperature oil-proof hot melt adhesive, firmly laminates all filter paper layers tightly, and will never dissolve or peel off after long-term immersion in standard diesel fuel.
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