original 20R-1275 Diesel Fuel Injector for 3508 3516 3512 3508B 3516B 3512B Engine High Pressure Fuel Nozzle Injector Assembly 3920214 392-0214 11R-0285 original new injector
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Fuel Type
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Diesel
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Condition
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New / Reman OEM Quality
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Applicable Engine
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. 3512B, 3512B HD, 3512B Marine, 3512B Offshore (3500 Series)
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Injector Type
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High Pressure Diesel Fuel Injector Nozzle Assembly
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Quality Standard
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OEM Dimensional Accuracy
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Packaging
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Neutral / OEM-Style Protective Packaging
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Fuel System
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High Pressure Diesel Fuel Injection System
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OE Number
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20R-1275
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Brand
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.
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Cross Number / Universal Number
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20R1275, 127-8216, 1278216
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Vehicle / Equipment Application
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Generator Sets, Marine Propulsion Systems, Mining Power Units, Industrial Power Stations, Oil & Gas Drilling Equipment, Emergency Backup Power Systems, Prime Power Generator Installations
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Application Type
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Heavy-Duty Industrial, Marine, Mining, Power Generation, Oil & Gas
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Engineered for continuous heavy-duty service, the . 20R-1275 Fuel Injector Assembly is a precision-manufactured component designed specifically for the . 3512B diesel engine platform, including 3512B HD, 3512B Marine, and 3512B Offshore variants within the 3500 Series family. Cross-referenced to 127-8216 and 1278216, this injector delivers OEM-level dimensional accuracy, ensuring plug-and-play compatibility with existing fuel systems used in generator sets, marine propulsion, mining, and industrial power stations worldwide.
The 20R-1275 injector incorporates high-pressure fuel delivery, precision fuel metering, and an optimized spray pattern to promote clean, complete combustion. Heavy-duty construction with corrosion-resistant materials and high-temperature durability supports extended service intervals in demanding operating environments. End users benefit from improved combustion efficiency, enhanced fuel economy, stable engine operation, lower emissions, superior cold-start behavior, and optimized power output—key performance factors for prime and standby power installations, offshore vessels, and oil & gas drilling equipment.
Installation requires thorough cleaning of the injector bore, inspection of sealing surfaces, new seals, torque-to-spec tightening, fuel circuit priming, and leak inspection. Recommended maintenance includes high-quality diesel fuel usage, regular filter replacement, water contamination prevention, and periodic injector balance testing. Diagnostic support covers fuel pressure testing, leakage checks, cylinder balance, return flow analysis, electronic scans, and combustion evaluation—ideal for global service across North America, Europe, Asia-Pacific, the Middle East, Africa, and South America.
Contact Detail:
ADD:Huangpu hinery City, No.585-A, No.138, Southeast Road, Huangpu District, Guangzhou City,
Guangdong Province Tel:+86 020 88557755
Cellphone:+86 18136531233 WhatsApp:+86 18136531233
Email:2209396088@qq.com
Product Tags:
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original 20R-1275 Diesel Fuel Injector for 3508 3516 3512 3508B 3516B 3512B Engine High Pressure Fuel Nozzle Injector Assembly 3920214 392-0214 11R Images
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