489.03.0002 VOLVO Injector Sleeve, Cylinder Head

This high-strength component serves a critical role within the engine system, specifically within the cylinder head assembly. Designed to withstand rigorous thermal and pressure cycles, the injector sleeve provides a secure and stable environment for fuel injection components, maintaining engine efficiency and structural integrity over long service intervals.

489.03.0002 is the OE-equivalent of the VOLVO 1546718, 276811, and 85104133 injector sleeve used in VOLVO heavy commercial vehicles. This precision-engineered part ensures seamless integration with the original engine architecture, supporting reliable performance during intensive heavy-duty operations.

For workshop technicians and fleet managers, this part offers straightforward installation and high reliability. Proper seating within the cylinder head is essential to prevent leakage or thermal stress. Regular inspection of the injector seating area during routine engine maintenance is recommended to ensure the longevity of the entire fuel injection system.