861805 Plug | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta plug, 5 mm in diameter, from the Engine group. It weighs 0.016 kg and is listed for 21 applications across the D and MD series. The other plug in this pair, 861806, is 9 mm in diameter.

🚤 Compatibility

• Engine Family: D, MD
• HP Range: 13-40 HP

Full model list at the end of this description.

⚙️ Key Features

• 5 mm in diameter
• From the Engine group
• 0.016 kg
• 21 applications across D and MD engines
• The 9 mm plug is 861806

🔌 Function

Seals off a drilling in the casting, closing the passage once it has been machined.

⚠️ Common Signs of Failure

• Seepage or a wet trail from the plug
• Plug corroded, pitted or weeping around its edge
• Plug loose or displaced in its bore
• Bore damaged or opened up so the plug will not hold

🛠️ Service Notes

• Order by the 5 mm diameter, not by weight: the 9 mm plug 861806 is published lighter than this one, so mass is no guide to size here
• Clean the bore and check it is round before setting the new plug

📦 Condition

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

🔎 Full Model Compatibility

Typically suits:

• Volvo Penta D1-13, D1-13B, D1-13F, D1-20, D1-20B, D1-20F
• Volvo Penta MD2010, MD2010B, MD2010-C, MD2010-D
• Volvo Penta MD2020, MD2020B, MD2020-C, MD2020-D
• Volvo Penta MD2030, MD2030B, MD2030-C, MD2030-D
• Volvo Penta D2-40, D2-40B, D2-40F