In heavy machinery and powertrain applications, fuel injection accuracy directly determines engine performance. The Caterpillar 130-5187 conical fuel valve nozzle, a specially designed precision component, inherits nearly a century of Caterpillar's technological expertise and provides reliable "heart" support for equipment.
Designed specifically for the Caterpillar 3406B and 3406C engines, this fuel valve nozzle utilizes specialized metallurgical processes and manufacturing techniques to ensure durability and stability under extreme operating conditions. Its precise conical design creates a finer and more uniform fuel atomization, like a carefully orchestrated "rainfall," ensuring that every drop of fuel is fully burned in the combustion chamber. This not only improves engine power output but also significantly reduces fuel consumption and harmful emissions. It is an ideal choice for users who need to optimize equipment fuel economy.
In construction machinery applications, such as large excavators operating under intense mining conditions, the 130-5187 injector automatically adjusts injection pressure and volume based on engine load, ensuring sufficient power for excavating tough ore while minimizing fuel waste. This is crucial for reducing equipment operating costs, especially for customers engaged in long-term, large-scale engineering projects.
As a key product supplied by Ningbo Qiuning Trading Co., Ltd., we ensure that every 130-5187 conical fuel valve nozzle undergoes rigorous quality control. Our professional technical team provides comprehensive pre-sales and after-sales services, including product selection guidance and installation and usage advice. We understand the importance of timely technical support to our customers' business continuity and have established a rapid response mechanism to ensure prompt resolution of customer issues.
This injector also excels for marine engine users. Ocean-going cargo vessels operate at sea for extended periods, placing extremely high demands on engine stability and fuel efficiency. The 130-5187 injector precisely controls fuel injection, ensuring complete fuel combustion and providing stable power output for the vessel, ensuring smooth sailing while reducing fuel consumption. This is why an increasing number of marine engine repair service providers are choosing this product as a replacement part.
In generator set applications, particularly in data centers and hospitals where power supply stability is paramount, diesel generator sets equipped with the 130-5187 conical fuel valve nozzle can quickly respond to load changes and maintain stable power output. This makes it an ideal choice for backup power system maintenance.
We understand that different customers may have different needs and budgets for Caterpillar engine injector replacements, and we are committed to providing competitive pricing and reliable quality. Ningbo Qiuning Trading Co., Ltd. has established long-term, stable partnerships with numerous high-quality suppliers, ensuring continuous supply and consistent quality.
For more information about the Caterpillar 130-5187 conical fuel valve nozzle or to place an order, please contact us:
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WhatsApp/WeChat: +8615888032469
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Email: allen@perkins-rx.com
We are committed to providing professional diesel engine parts solutions and high-quality service to customers worldwide.

Injector Part Number / CAT Original Part Number Applicable Engine / Notes
10R8502 For Caterpillar 3406E / C15 engines
10R0957 / 10R8501 Also for the 3406E / C15 series
10R0958 / 10R8502 For 3406E / C15 engines with higher power, turbine, or modification requirements
10R0955 Commonly used in high-load Cat engines such as industrial or marine applications
174-7526 One of the Cat injector models
249-0713 Cat part number Injector assembly
618-0750 / 253-0615 Injector model for C15 / C32 engines
326-4700 / 2645A747 For Cat C6.4 / C6.6 Injector Models for C7/C9 Series Engines
217-2570, 235-2888, 387-9433, 387-9427, 263-8218 Common injector models for C7/C9 series engines