0445120328 5273750 Engine Parts Common Rail Fuel Injector Compatible With Komatsu 6.7 Liter ISB/QSB Engines
Our fuel injectors deliver precise fuel injection to optimize engine performance and fuel efficiency.
OEM-equivalent design matches fitment, enabling direct replacement without modifying engine components. (Professional installation recommended Compatible With optimal results).
Each unit undergoes bench testing (IQA coding, leakage test) to guarantee consistent performance across every injector.
Specifications
Condition
Type
Fuel Injector
Fuel Type
Diesel
Part Number
0445120328 5273750
Vehicle Fitment
Compatible With Komatsu 6.7 Liter ISB/QSB Engines
Installation Steps
Depressurize & DisconnectDepressurize the fuel system Disconnect the battery electrical connector and highpressure fuel lines.
Remove & CleanRemove the holddown clamp Carefully extract the old injectorThoroughly cleanthe injector bore in the cylinder head
Prepare & InstallFitnew sealsOrings copper washer onto the injector. Lubricate O-rings with diesel fuel. Carefully install the injector straight into the bore.
Reassemble & TorqueReinstall the clamp andtorquethe bolts to the exact specification Reconnect all fuel lines and electrical connectors
Prime CodePrime the fuel system Start the engine and check forleaks Use a diagnostic tool tocodethe injector to the ECU if required
Key Points:Cleanliness is critical.Never reuse old seals.Always follow torque specs.
IMPORTANT BUYING GUIDE - PLEASE READ!
CHECK COMPATIBILITY:This part is specific. You MUST verify the part number on your old injector or check your vehicle's engine code.
PROFESSIONAL INSTALLATION:Common rail systems are high-pressure. We recommend installation by a qualified mechanic to ensure proper coding/calibration if needed.
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