823662 Plug | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta plug for the heat exchanger, from the Cooling System group, weighing 0.093 kg and listed for 107 applications across the D, MD, TMD, TD, AQD and TAMD series. It supersedes part numbers 806528 and 809220, one of which was catalogued earlier as an end plate.

🚤 Compatibility

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

Full model list at the end of this description.

⚙️ Key Features

• Heat exchanger plug
• Supersedes 806528 and 809220
• 0.093 kg
• 107 applications across six engine series
• Quantity varies by assembly, most commonly two

🔌 Function

Closes the heat exchanger opening and seals it against raw water pressure.

⚠️ Common Signs of Failure

• Water weeping or crusting around the plug
• Plug threads corroded or seized in the housing
• Head or drive damaged from a previous removal
• Sealing washer flattened or missing
• Corrosion pitting on the plug body

🛠️ Service Notes

• Zinc anode 823661 is listed against the same heat exchanger applications, so it is worth checking and renewing at the same time
• Fit a new sealing washer and clean the threads - do not overtighten, as a stripped thread in the housing is a far bigger job

🔄 Supersession & Cross Reference

OEM Supersession Chain

• 823662 → Supersedes 806528

OEM / Related Numbers

• 809220 earlier number superseded by this part
• 806528 earlier number superseded by this part

📦 Condition

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

🔎 Full Model Compatibility

Typically suits:

• Volvo Penta D13C3-B MH, D13C1-B MH, D13C2-B MP, D13C3-A MP, D13C4-A MP, D13B-L MP, D13B-E MG, D13B-E MG (FE), D13B-E MH, D13B-E MH (FE), D13B-N MH, D13B-N MH (FE), D13B-D MP, D13B-M MP, D13B-C MP, D13C1-A MH, D13C4-B MP, D13C1-B MG, D13C3-B MG, D13C5-A MP, D13C1-A MG, D13C6-A MP, D13C7-B MP, D13C8-B MP
• Volvo Penta D12C-A MP, D12D-A MG, D12D-A MH, D12D-A MP, D12D-B MH, D12D-B MP, D12D-C MH, D12D-C MP, D12D-D MP, D12D-E MG, D12D-E MH, D12D-E MP, D12D-F MP, D12D-G MH, D12D-G MP, D12D-H MP
• Volvo Penta TAMD122A, TAMD122A/C, TAMD122D, TAMD122P-A, TAMD122P-B, TAMD122P-C
• Volvo Penta AQD70B, AQD70BL, AQD70CL, AQD70D, AQD70C
• Volvo Penta D16C-A MG, D16C-A MH, D16C-B MH, D16C-C MH, D16C-D MH
• Volvo Penta TAMD162C-C, TAMD162A, TAMD162B, TAMD162C, TAMD162C-B
• Volvo Penta TAMD70B, TAMD70E, TAMD70C, TAMD70D
• Volvo Penta MD100A, MD100B, MD100B-CC
• Volvo Penta TAD120AHC, TAD120BHC, TAD120CHC
• Volvo Penta TAMD165A, TAMD165C, TAMD165P
• Volvo Penta TAMD60A, TAMD60B, TAMD60C
• Volvo Penta MD70B, MD70C
• Volvo Penta TAMD102A, TAMD102D
• Volvo Penta TAMD120A, TAMD120B
• Volvo Penta TAMD163A-A, TAMD163P-A
• Volvo Penta TD100AHC, TD100CHC
• Volvo Penta TD120AHC, TD120BHC
• Volvo Penta THAMD70C, THAMD70B
• Volvo Penta TMD100A, TMD100C
• Volvo Penta TMD70C, TMD70B
• Volvo Penta D100BHC
• Volvo Penta D70CHC
• Volvo Penta MD120A
• Volvo Penta TAD121CHC
• Volvo Penta TAMD103A
• Volvo Penta TAMD121D
• Volvo Penta TD121CHC
• Volvo Penta TD70CHC
• Volvo Penta TMD102A
• Volvo Penta TMD120A
• Volvo Penta TMD121C
• Volvo Penta TMD122A