This is a set of two completed and fully assembled cylinder heads, fitting Ford F-250, F-350, F-450, F-550, 03-07 6.0L Powerstroke Diesel 18mm. The cast-iron cylinder head is resistant to high burst pressure, overheating, impacts and corrosion, with reliable durability and stability for a long time. Designed for direct installation and replacement without modification.
Manufacturer direct shipping from CA & TX