Caterpillar original Excavator Parts Suppliers Excavator Injector 321-3600 3213600 10R-7938 10R7938 for Cat C6.6 Injector original new injector
Caterpillar original Excavator Parts Suppliers Excavator Injector 321-3600 3213600 10R-7938 10R7938 for Cat C6.6 Injector original new injector
Applicable Engine | C6.4, C6.6, Compatible Engine Models, Caterpillar C6.4, Caterpillar C6.6, Caterpillar C6.4 ACERT |
Operating Pressure | Up to 2000+ Bar |
OE Number | 10R-7938 |
Application Type | Industrial / Commercial |
Condition | New / Reman Available |
Brand | Caterpillar |
Product Type | Common Rail Fuel Injector |
Material | High Strength Alloy Steel |
Cross Number / Universal Number | 10R-7938, 10R7938, 321-3600, 3213600, 320-3800, 3203800 |
Warranty | Available |
Fuel Type | Diesel |
Vehicle / Equipment Application | Heavy Equipment Diesel Engine, Excavator CAT 320D, Excavator CAT 321D, Excavator CAT 323D, Excavator CAT 324D, Excavator CAT 325D, Excavator CAT 329D, Wheel Loader CAT 950H |
With its robust construction and precise manufacturing, the Caterpillar 10R-7938 fuel injector delivers reliable performance in diverse operating conditions. This injector provides reliable performance and long service life, making it an excellent choice for your diesel engine needs. It is engineered to deliver consistent fuel delivery, optimal combustion, and dependable operation in even the most demanding industrial environments. This injector is a smart investment in maintaining your equipment's performance and productivity over time, ensuring that your machinery operates at its best day after day. Whether you're working in construction, mining, marine, or industrial applications, this fuel injector provides the quality, reliability, and performance you need to keep your equipment running smoothly and efficiently. It is built with durable materials and advanced engineering techniques to ensure that it can withstand the challenges of heavy-duty use while providing optimal fuel delivery and combustion efficiency, ensuring that your engine operates at peak performance while minimizing fuel consumption and emissions. The Caterpillar Fuel Injector 10R-7938 is a high-performance electronically controlled common rail diesel injector specifically engineered for Caterpillar C6 Series diesel engines. This injector is designed to deliver precise fuel metering, optimized atomization, and superior combustion efficiency under demanding industrial, mining, power generation, marine, and construction equipment operating conditions. Manufactured according to OEM standards, the 10R7938 Fuel Injector is widely used in Caterpillar C6.4 and C6.6 engine platforms and serves as a direct replacement for multiple injector group assemblies and remanufactured injector references throughout the global aftermarket and OEM supply chain. This injector is extensively applied in excavators, wheel loaders, industrial power units, generator sets, agricultural machinery, mining equipment, and construction machinery worldwide. 1. OEM Number / Cross Reference / Replacement Number Database 10R-7938, 10R7938, 321-3600, 3213600, 320-3800, 3203800, 2645A752, 2645A753 2. Product Technical Specifications Database For professional-grade performance and durability, this fuel injector.











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