489.05.0003 Iveco Compatible Cylinder Head Injector Sleeve
489.05.0003
Summary
This cylinder head injector sleeve is designed for heavy-duty commercial vehicle engines, specifically compatible with Iveco. It functions as a critical dry housing tube to separate the injector from coolant passages, ensuring precise alignment and thermal stability during operation. Equivalent to OE Iveco 98412143.
| EAN Code | 8683457040458 |
|---|
Ready to Order
Compatible OEM Codes
-
IVECO
- 98412143
Description
What does a cylinder head injector sleeve do?
This cylinder head injector sleeve serves as a critical dry housing tube fitted into the cylinder head to separate the injector from the coolant passages in diesel engines. By maintaining the seal between the combustion chamber and the water jacket, it ensures the injector remains on the correct axis at a fixed depth. It also acts as a vital thermal bridge, conducting heat away from the injector to the coolant to prevent overheating.Compatibility and application
This component is specifically designed for use in Iveco engines. It is engineered to withstand the intense thermal cycles and combustion pressures found in heavy commercial vehicle applications, ensuring long-term reliability and preventing leaks between the fuel system and the engine cooling system.Installation and maintenance
For workshop technicians, ensuring a proper seal during installation is vital. Whether using a press-fit method or a version with an O-ring or copper gasket, this sleeve must be seated correctly to prevent combustion gas leakage. Regular inspection during injector maintenance is recommended to ensure the sleeve maintains its integrity within the cylinder head.Troubleshooting and selection
Check the compatibility list for precise fitment details.OE cross-reference
489.05.0003 (Cylinder Head Injector Sleeve) is the equivalent of the Iveco OE number. This part directly replaces Iveco OE number 98412143.Other OEMs
IVECO
- 98412143
Compatible Vehicles
| Brand | Model | Model Type | Engine |
|---|---|---|---|
| IVECO |
FAQ
What is the function of a cylinder head injector sleeve?
It acts as a dry housing that separates the injector from coolant passages while maintaining correct axial alignment and facilitating heat transfer.
Which vehicles are compatible with this part?
This specific component is designed for use in Iveco heavy commercial vehicle engines.
What are common signs of a failing injector sleeve?
Symptoms often include coolant entering the combustion chamber or combustion gases leaking into the cooling system.
Should the sleeve be replaced during injector service?
Yes, it is often recommended to assess or renew the sleeve alongside injectors to ensure a proper seal.
What are the OE reference numbers of this part?
489.05.0003 directly replaces Iveco OE number 98412143.