Cummins Cummins Original Factory Fuel Injector 3977081 (Bosch BOSCH Manufacturing) for ISB/ISF Engines
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| Product Type | High Pressure Common Rail Injector |
| Brand | Bosch |
| Original Factory Number | 3977081 / 5263321 / 4983267 |
| Bosch Part Number | 0445120060 / 0445120250 / 0986435533 |
| Engine Model | Cummins ISB6.7 / ISF4.5 / ISBe / ISDe |
| Fuel Type | Diesel |
| Injection Nozzle Model | CRIN1-14/16 |
| Technical Features | Accurate fuel measurement, optimized combustion efficiency, reduced emissions |
| Packaging Content | Single Injector (includes copper gasket, clip, etc., subject to supplier) |
Manufacturer No.
044512006004451202500986435533
OEM Part No.
39770815263321498326739770801703934
Engine Part No.
ISB6.7ISF4.5ISBeISDeISB300QSB7-G54B3.96B5.9B4.5S6A3.4ISF2.8
Interchange No.
044512006004451202500986435533
Fitment Vehicles
DAF CF65DAF LF45DAF LF55GR184 Excavator
Fuel System - Industrial Encyclopedia
Cummins OEM 3977081 injector, manufactured by Bosch, suitable for Cummins ISB6.7, ISF4.5, ISBe, ISDe series diesel engines. Compatible models include 0445120060, 0445120250, 5263321, 4983267. This injector uses common rail technology to precisely control fuel injection volume, optimize combustion efficiency, reduce emissions, and is widely used in heavy trucks, construction machinery, and agricultural equipment. Original genuine product, strictly tested to ensure long-term reliable engine operation.