20508662 Plug | Genuine Volvo Penta Part

🔧 Product Description

This genuine Volvo Penta plug is an OEM service component used in the Cooling-System Closure Plug. It is manufactured to the original Volvo Penta dimensional, material and interface requirements for the documented Volvo Penta 7-litre TAD7 industrial diesel application. Technical identification: Plug in fan-console/coolant-pump and thermostat outlet assembly; key 27. In service, it closes the specified machined opening or service port and retains the circuit fluid or pressure. Selection must be confirmed by OEM part number 20508662, the exact model/product number, serial number and installed assembly configuration.

🚤 Compatibility

Typically suits:

• Volvo Penta TAD750VE
• Volvo Penta TAD760VE

• Engine Family: TAD

⚙️ Key Features

• OEM part number 20508662
• Technical distinction: Plug in fan-console/coolant-pump and thermostat outlet assembly; key 27

🔌 Function

Closes the specified machined opening or service port and retains the circuit fluid or pressure. Confirm dimensions, thread and strength class, inspect mating threads/contact faces and tighten to the Volvo Penta torque and locking specification.

⚠️ Common Signs of Failure

• Coolant weeping or crusted deposits around the plug
• Coolant level falling with no other external leak found
• Air drawn into the cooling circuit, giving erratic temperature readings
• On removal, a corroded or pitted sealing face
• Threads corroded, or the plug seized so hard in its bore that it shears

🛠️ Service Notes

• Check the housing seat and threads for corrosion before refitting - a pitted seat will weep however hard the plug is pulled up

📦 Condition

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