8131937 Expansion Plug | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta expansion plug weighing 0.059 kg, listed for 41 applications across the TAD, D and TWD series engines.

🚤 Compatibility

• Engine Family: TAD, D, TWD

Full model list at the end of this description.

⚙️ Key Features

• 0.059 kg
• 41 applications across TAD, D and TWD engines
• Seals a machined core hole in the casting
• 4 used per assembly

🔌 Function

Seals a machined core hole or drilling in the casting, expanding into the bore to make a tight joint.

⚠️ Common Signs of Failure

• Coolant or oil weeping from the face of the plug
• Damp staining or salt tracking on the casting below the plug
• Corrosion or pitting around the plug rim
• Plug standing proud or feeling loose in its bore
• Pressure test will not hold when the plug is the only suspect area

🛠️ Service Notes

• Clean the bore fully and fit the plug dry unless the manual calls for sealant
• Drive the plug squarely to its correct depth so it expands evenly
• Pressure test the casting before reassembly

📦 Condition

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

🔎 Full Model Compatibility

Typically suits:

• Volvo Penta D16C-A MG, D16C-A MH, D16C-B MH, D16C-C MH, D16C1-E MG, D16C1-F MG, D16C2-E MG, D16C2-F MG, D16C-D MH, D16C1-E MH, D16C1-F MH, D16C2-E MH, D16C2-F MH
• Volvo Penta TAD1640-42GE-B, TAD1640GE, TAD1640VE-B, TAD1640-42VE-C
• Volvo Penta TAD1641VE-B, TAD1641GE, TAD1641VE
• Volvo Penta TAD1642VE-B, TAD1642GE, TAD1642VE
• Volvo Penta TAD1650VE-B/51VE, TAD1650GE, TAD1650VE
• Volvo Penta TAD1643VE-B, TAD1643VE
• Volvo Penta TAD1651GE
• Volvo Penta TAD1660-62VE
• Volvo Penta TAD1662VE EU5
• Volvo Penta TAD1670-72VE
• Volvo Penta TWD1643GE
• Volvo Penta TWD1644-45GE
• Volvo Penta TWD1652GE
• Volvo Penta TWD1653GE
• Volvo Penta TWD1663GE
• Volvo Penta TWD1672-1673GE
• Volvo Penta TWD1682-83GE
• Volvo Penta TWD1683VE
• Volvo Penta TWD1744GE