489.02.0001 MAN Compatible Cylinder Head Injector Sleeve
489.02.0001
Summary
This cylinder head injector sleeve is designed for MAN heavy commercial vehicle engines. It acts as a critical thermal bridge and seal between the injector and coolant passages, ensuring precise injector alignment within the combustion chamber. Equivalent to OE MAN 51031000000.
| EAN Code | 8683457040250 |
|---|
Ready to Order
Compatible OEM Codes
-
MAN
- 51.03100-0000
Description
What does a cylinder head injector sleeve do?
This cylinder head injector sleeve serves as a vital dry housing tube fitted into the cylinder head of diesel engines. It physically separates the injector from the coolant passages, maintaining a precise axis and fixed depth for the injector while ensuring a secure seal between the combustion chamber and the water jacket.Compatibility with MAN engines
This component is specifically designed for MAN heavy commercial vehicle engines. By conducting heat from the injector to the coolant, it acts as a thermal bridge, which is essential for maintaining optimal engine operating temperatures during heavy-duty service.Maintenance and installation guidance
During maintenance or injector replacement, it is recommended to inspect the sleeve and its sealing elements. Proper installation ensures that the injector remains isolated from direct coolant contact, preventing leaks and ensuring long-term engine reliability. Check the compatibility list to ensure correct fitment for your specific engine model.OE cross-reference
489.02.0001 (Cylinder Head Injector Sleeve) is the equivalent of the MAN OE number. This part directly replaces MAN OE number 51031000000.Other OEMs
MAN
- 51031000000
- 51.03100-0000
Compatible Vehicles
| Brand | Model | Model Type | Engine |
|---|---|---|---|
| MAN |
FAQ
What is the function of a cylinder head injector sleeve?
It acts as a dry housing that separates the fuel injector from the engine coolant passages while keeping the injector aligned in the combustion chamber.
Is this part compatible with MAN engines?
Yes, this specific component is designed to be compatible with MAN heavy commercial vehicle engines.
Why should I replace the injector sleeve during maintenance?
The sleeve is critical for preventing coolant from entering the combustion chamber; inspecting it during injector service helps prevent engine damage.
What happens if an injector sleeve fails?
A failure can lead to coolant entering the combustion chamber or loss of compression, which can cause significant engine performance issues.
What are the OE reference numbers of this part?
489.02.0001 directly replaces MAN OE number 51031000000.