479976 Plug | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta plug weighing 0.029 kg and listed for 45 applications across D, TWD, TID, TAMD, TD and TAD series engines. It supersedes part number 946559.

🚤 Compatibility

• Engine Family: D, TWD, TID, TAMD, TD, TAD

Full model list at the end of this description.

⚙️ Key Features

• 0.029 kg
• 45 applications across six engine series
• Supersedes 946559
• Threaded blanking plug
• Quantity varies by assembly, most commonly one

🔌 Function

Seals off a threaded port that a particular build does not use, keeping the gallery or passage behind it closed.

⚠️ Common Signs of Failure

• Weeping or a wet stain at the plug head
• Drive recess rounded off from earlier removal
• Plug seized in the port or the thread damaged
• Sealing washer flattened and no longer holding

🛠️ Service Notes

• Always fit a fresh sealing washer with a blanking plug
• Do not cure a leak by overtightening - check the sealing face in the casting

🔄 Supersession & Cross Reference

OEM Supersession Chain

• 479976 → Supersedes 946559

OEM / Related Numbers

• 946559 earlier number superseded by this part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 D12C-A MP, D12D-A MG, D12D-A MP, D12D-B MP, D12D-C MP, D12D-D MP, D12D-E MP, D12D-F MP, D12D-G MP, D12D-H MP
• Volvo Penta TAMD74P-A, TAMD74P-B, TAMD74A, TAMD74C-A, TAMD74C-B, TAMD74L-A, TAMD74L-B
• Volvo Penta TWD710G, TWD710P, TWD710PB, TWD710V
• Volvo Penta TAD730G, TAD730P, TAD730V
• Volvo Penta TAMD72A, TAMD72P-A, TAMD72WJ-A
• Volvo Penta D13B-A MP, D13B-H MP
• Volvo Penta TAMD71B, TAMD71A
• Volvo Penta TAMD73P-A, TAMD73WJ-A
• Volvo Penta TD730ME, TD730VE
• Volvo Penta TWD740GE, TWD740VE
• Volvo Penta TAD740GE
• Volvo Penta TAD741GE
• Volvo Penta TAMD75P-A
• Volvo Penta TD71A
• Volvo Penta TD710G
• Volvo Penta TID71A
• Volvo Penta TWD730ME
• Volvo Penta TWD731VE