479979 Plug | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta plug for TAD1250VE, TAD1251VE and TAD1252VE engines, weighing 0.018 kg and listed for 67 applications across D, AD, TMD, TAD, TAMD and TWD series engines. It consolidates part numbers 191026, 3831312, 847770, 849821, 866609 and 876843, two of which were catalogued earlier as an inlet manifold.

🚤 Compatibility

• Engine Family: D, AD, TMD, TAD, TAMD, TWD
• HP Range: 300-480 HP

Full model list at the end of this description.

⚙️ Key Features

• For TAD1250VE, TAD1251VE and TAD1252VE
• 0.018 kg
• 67 applications across six engine series
• Consolidates six earlier part numbers
• Quantity varies by assembly, most commonly one
• Also supersedes Volvo part numbers 864881 and 876702

🔌 Function

Blanks a threaded port in a casting, closing off a passage or a fitting position that is unused on the engine as built.

⚠️ Common Signs of Failure

• Oil or coolant weeping around the plug
• Drive recess damaged so a tool will not grip
• Plug seized in the port after long service
• Thread damaged in the casting, so the plug will not hold

🛠️ Service Notes

• Some of the numbers it replaces were previously listed as an inlet manifold, so confirm the item being replaced is a plug and not an assembly
• Fit with a new sealing washer and pull up to a moderate torque

🔄 Supersession & Cross Reference

OEM Supersession Chain

• 479979 → Supersedes 191026 → Supersedes 352970

OEM / Related Numbers

• 191026 earlier number superseded by this part
• 785905 earlier number superseded by this part
• 820831 earlier number superseded by this part
• 952069 earlier number superseded by this part
• 352970 earlier number superseded by this part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, D13C4-B MH, D13C3-A MP, D13C4-A MP, D13B-E MG, D13B-E MG (FE), D13B-F MG, D13B-F MG (FE), D13B-N MH, D13B-N MH (FE), D13C4-B MP, D13C5-B MP, D13C6-A MP, D13C1-A MH, D13C2-A MH, D13C1-B MG, D13C2-B MG, D13C5-A MP, D13C8-B MP
• Volvo Penta D6-340I-G, D6-380I-G, D6-440I-G, D6-480I-G, D6-300A-G, D6-340A-G, D6-380A-G, D6-440I-WJ-G, D6-480I-WJ-G, D6-300D-G, D6-340D-G, D6-380D-G, D6-440D-G, D6-480D-G, D6-400A-G, D6-440A-G, D6-300I-G, D6-480A-G
• Volvo Penta D9A2G, D9A2J, D9A2L MH, D9A2A, D9A2E
• Volvo Penta TAMD31L-A, TAMD31M-A, TAMD31P, TAMD31P-A, TAMD31S
• Volvo Penta D8A5-A MH, D8A6-A MH, D8A5-A MG, D8A6-A MG
• Volvo Penta TAMD41H-A, TAMD41H-B, TAMD41P-A, TAMD41P
• Volvo Penta AD41L-A, AD41P-A
• Volvo Penta AD31L-A
• Volvo Penta D16C-D MH
• Volvo Penta D41L-A
• Volvo Penta TAD1140-42VE
• Volvo Penta TAD1150-52VE
• Volvo Penta TAD1170-72VE
• Volvo Penta TMD31L-A
• Volvo Penta TMD41L-A
• Volvo Penta TWD1683VE