Perkins original Perkins 10R-7938 Common Rail Fuel Injector for C6.6 C4.4 E320D Excavator D6K D6N 326-4700 320-0690 new injector original new injector
Product Details
Perkins original Perkins 10R-7938 Common Rail Fuel Injector for C6.6 C4.4 E320D Excavator D6K D6N 326-4700 320-0690 new injector original new injector
Fuel Type | Diesel |
Condition | OEM Reman |
Applicable Engine | Perkins C6.4, Perkins C6.6, Perkins C6.4 ACERT, Perkins C6.6 ACERT |
Injector Type | Common Rail Fuel Injector |
Quality Standard | OEM Calibration, Factory Flow Tested, Industrial Grade Reliability |
Packaging | Standard Export Packaging |
Fuel System | Common Rail |
OE Number | 10R-7938 |
Brand | Perkins |
Cross Number / Universal Number | 10R-7938, 10R7938, 321-3600, 3213600, 320-3800, 3203800, 2645A752, 2645A753 |
Vehicle / Equipment Application | Perkins 320D, 321D, 323D, 324D, 325D, 329D, 950H, 962H, Generator Sets, Industrial Power Units, Mining Equipment |
Application Type | Excavators, Wheel Loaders, Industrial Power Units, Generator Sets, Agricultural Machinery, Mining Equipment, Construction Machinery |
The 10R-7938 Common Rail Fuel Injector is engineered for Perkins C6.4 and C6.6 diesel engines, delivering precise fuel metering for heavy equipment applications. Built from high strength alloy steel, this injector operates at pressures above 2000 bar, ensuring efficient atomization and complete combustion across demanding duty cycles. Each unit is factory flow tested and calibrated to OEM specifications, providing dependable performance in excavators, wheel loaders, generator sets, and industrial power units.
Compatible with multiple Perkins part numbers including 321-3600, 320-3800, 2645A752, and 2645A753, this injector offers a direct fit solution for machinery such as the 320D, 321D, 323D, 324D, 325D, 329D, 950H, and 962H models. Its corrosion resistant construction and heavy duty design support long service life in mining, agricultural, and construction environments where consistent fuel delivery is critical for productivity and engine protection.
Proper installation requires replacing injector seals and washers, verifying fuel pressure, and performing leak testing prior to operation. To prevent premature failure, operators should use OEM quality fuel filters, eliminate water contamination, and conduct periodic injector balance testing. This injector is suitable for replacing units exhibiting black or white smoke, engine misfire, rough idle, hard start, increased fuel consumption, or power loss.
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