861388 Adapter | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta adapter from the Instruments group, weighing 0.102 kg and listed for 18 applications across D and MD series engines. It supersedes part number 873155, as does hollow screw 861389, so an order raised against that old number may need both parts.

🚤 Compatibility

Typically suits:

• Volvo Penta D2-55
• Volvo Penta D2-55B
• Volvo Penta MD2010
• Volvo Penta MD2010B
• Volvo Penta MD2010-C
• Volvo Penta MD2010-D
• Volvo Penta MD2020
• Volvo Penta MD2020B
• Volvo Penta MD2020-C
• Volvo Penta MD2020-D
• Volvo Penta MD2030
• Volvo Penta MD2030B
• Volvo Penta MD2030-C
• Volvo Penta MD2030-D
• Volvo Penta MD2040
• Volvo Penta MD2040B
• Volvo Penta MD2040-C
• Volvo Penta MD2040-D

• Engine Family: D, MD
• HP Range: 55 HP

⚙️ Key Features

• 0.102 kg
• 18 applications across D and MD engines
• Supersedes 873155
• Hollow screw 861389 supersedes the same old number
• Also supersedes Volvo part number 873138

🔌 Function

Provides the threaded take-off point that an instrument sender or gauge line screws into.

⚠️ Common Signs of Failure

• Weeping or seepage at the adapter's joint face
• Gauge reading erratically or dropping to zero
• Thread damaged, crossed or corroded
• Adapter turning in its housing instead of holding

🛠️ Service Notes

• Check whether you also need hollow screw 861389, since both current parts replace 873155
• Renew the sealing washer at the joint rather than reusing it

🔄 Supersession & Cross Reference

OEM Supersession Chain

• 861388 → Supersedes 873155

📦 Condition

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