466769 Cylinder Head | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta cylinder head from the Engine group, weighing 33.044 kg and listed for 8 applications across AQD, TD, MD, TAMD, D and TMD series engines. It supersedes part numbers 421009, 421271 and 466248, all earlier cylinder head references.

🚤 Compatibility

Typically suits:

• Volvo Penta AQD70B
• Volvo Penta AQD70C
• Volvo Penta TD70B
• Volvo Penta MD70B
• Volvo Penta TAMD70B
• Volvo Penta D70B
• Volvo Penta TMD70B
• Volvo Penta TAMD70C

• Engine Family: AQD, TD, MD, TAMD, D, TMD

⚙️ Key Features

• 33.044 kg
• 8 applications across six engine series
• Supersedes 421009, 421271 and 466248
• Heavy item needing lifting equipment
• 2 used per assembly

🔌 Function

Closes the top of the cylinders, carrying the valves, valve seats and guides and forming the combustion chamber roof.

⚠️ Common Signs of Failure

• Coolant loss with no external leak, or bubbles in the header tank
• Combustion pressure escaping into the cooling system
• Mayonnaise-like emulsion in the oil
• Cracking around a valve seat or injector bore
• Gasket face corroded, eroded or out of flatness

🛠️ Service Notes

• At 33 kg this is a lifting-gear item and is likely to ship on a pallet, so allow for freight
• Have the face checked for flatness and the seats pressure tested before the head goes back on
• Old number 466248 is also carried by flange screw 466764, so order by 466769

🔄 Supersession & Cross Reference

OEM Supersession Chain

• 466769 → Supersedes 421009

OEM / Related Numbers

• 421271 earlier number superseded by this part
• 421009 earlier number superseded by this part

📦 Condition

• Genuine Volvo Penta part
• Brand new
• Supplied in original or equivalent packaging