Description

This listing is for a remanufactured cylinder head compatible with Volvo 2.5 L 5-cylinder DOHC engines — casting number 8642289-003. This head is rebuilt to OEM-level standards, restoring sealing integrity, proper compression, and engine reliability. Ideal for replacing a damaged, cracked or worn head, or performing a complete engine refresh.

Rebuild Process & Quality Assurance

Complete disassembly and thorough cleaning (hot-tank or equivalent), removing carbon, oil residue, and gasket remnants.
Casting pressure tested to verify structural integrity; ensures there are no cracks, porosity, or hidden defects before re-assembly.
New valve stem seals installed; worn valve guides replaced as needed to restore proper valve seating and sealing.
Precision multi-angle valve job performed; valves are seated and checked to ensure proper compression and flow.
Deck surface machined with high-precision tooling to deliver a smooth, factory-grade finish — essential for head gasket sealing and long-term performance.
Final cleaning, inspection, measurement, and reassembly under strict quality control standards, delivering a head that’s ready for installation.

Key Features & Benefits

Condition: Remanufactured — rebuilt for durability and long-term service
Casting Number: 8642289-003 — ensures correct match for compatible Volvo 2.5 L DOHC 5-cylinder engines
No Core Charge — you don’t have to return your old head
Delivered rebuild-complete: new seals, machined surfaces, and ready-to-install — minimal prep required
Perfect for replacing cracked or warped heads, restoring compression, and ensuring reliable engine performance

Fitment / Applications
Designed to fit Volvo vehicles using the 2.5 L 5-cylinder DOHC engine with casting 8642289-003. Before ordering, buyers should verify:

Casting number matches their original head
Bolt-hole pattern and head-gasket surface layout align with their engine block
Port configuration (intake/exhaust), coolant and oil passage alignment match their setup

Shipping & Handling
Shipped via standard carrier with tracking. The head is carefully packaged to protect machined surfaces, valve seats, and internal oil/coolant passages during transit.

Fitment & Disclaimer
Buyer is responsible for confirming the cylinder head’s compatibility before installation: check casting number, bolt-hole pattern, port geometry, and head-gasket surface match. We provide detailed photos and reference measurements to assist in verification.