original 10R-7938 Common Rail Fuel Injector for C6.6 C4.4 Engine E320D D6K D6N Excavator Diesel Parts Replacement for OEM 326-4700 321-3600 2645A753 320-0690 original new injector
| Model Number: | 10R-7938 |
| MOQ: | 1 Piece |
| Price: | $75-$168 |
| Packaging Details: | Original Packing |
| Payment Terms: | T/T, Western Union, Paypal, RMB |
original Common Rail Fuel Injector for C6.6 Engine
,Diesel Parts Replacement for OEM 326-4700
,Fuel Injector for E320D D6K Excavator
original 10R-7938 Common Rail Fuel Injector for C6.6 C4.4 Engine E320D D6K D6N Excavator Diesel Parts Replacement for OEM 326-4700 321-3600 2645A753 320-0690 original new injector
Fuel Type | Diesel |
Condition | OEM / Reman Available |
Applicable Engine | C6.4, C6.6, C6.4 ACERT, C6.6 ACERT |
Injector Type | Common Rail Fuel Injector |
Quality Standard | OEM Calibration, Factory Flow Tested |
Packaging | Neutral Industrial Packaging |
Fuel System | High-Pressure Common Rail (Up to 2000+ Bar) |
OE Number | 10R-7938 |
Brand | . |
Cross Number / Universal Number | 10R-7938 / 321-3600 / 320-3800 / 2645A752 / 2645A753 |
Vehicle / Equipment Application | 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, Marine |
Engineered for heavy-duty diesel platforms, this Common Rail Fuel Injector (OE 10R-7938, cross references 321-3600, 320-3800, 2645A752, 2645A753) is a direct-fit solution for C6.4 and C6.6 engine series, including C6.4 ACERT and C6.6 ACERT configurations. Manufactured from high-strength alloy steel and rated for operating pressures up to 2000+ Bar, this injector delivers precision fuel metering, OEM calibration, and factory flow testing to ensure consistent spray pattern accuracy and combustion stability across demanding industrial workloads.
Field-proven across 320D, 321D, 323D, 324D, 325D, 329D excavators, 950H and 962H wheel loaders, generator sets, mining equipment, agricultural machinery, marine power units, and construction machinery, this unit offers industrial-grade reliability with corrosion-resistant construction and an extended service life. Benefits include improved combustion efficiency, increased engine power output, lower fuel consumption, reduced exhaust emissions, and prolonged engine durability—making it a cost-effective replacement solution for OEMs, fleet operators, and aftermarket distributors.
Recommended installation procedures include replacing injector seals and washers, verifying fuel pressure post-installation, performing injector coding where required, and conducting leak testing prior to operation. Address common failure indicators such as black or white smoke, rough idle, hard start, misfire, power loss, elevated fuel consumption, and diagnostic warning codes. Maintain performance with OEM-quality fuel filters, clean fuel storage, and periodic injector balance testing.
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