866736 Valve | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta valve from the Engine group, weighing 0.234 kg and listed for 12 applications across TMD, TAMD, TAD and TD series engines. No inlet or exhaust position is published for this one, so confirm the position against the parts list for your engine before ordering.

🚤 Compatibility

Typically suits:

• Volvo Penta TMD121C
• Volvo Penta TMD122A
• Volvo Penta TAMD121D
• Volvo Penta TAMD122A
• Volvo Penta TAMD122A/C
• Volvo Penta TAMD122D
• Volvo Penta TAMD122P-A
• Volvo Penta TAMD122P-B
• Volvo Penta TAMD122P-C
• Volvo Penta TAD121CHC
• Volvo Penta TD121CHC
• Volvo Penta TD121CRC

• Engine Family: TMD, TAMD, TAD, TD

⚙️ Key Features

• 0.234 kg
• Listed for 12 applications across four engine series
• Engine group

🔌 Function

Opens and closes a port in the cylinder head, sealing the combustion chamber against pressure when closed.

⚠️ Common Signs of Failure

• Loss of compression on one cylinder, with hard starting and a misfire
• Ticking or tapping from the valve gear
• Head or seat face burnt, pitted or receding
• Stem worn or bent, or the guide worn so the valve rocks
• Valve clearances drifting out of specification between services

🛠️ Service Notes

• Renew the valve stem seal and check the guide before fitting a new valve
• Lap or recut the seat to suit the new valve, and check the seat width and the valve recession
• Reset the clearances after the head has been run up to temperature and back down

📦 Condition

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