866159 Connecting Pipe | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta connecting pipe from the Cooling System group, weighing 1.997 kg and listed for 8 applications across TWD and TID series engines. It supersedes part number 865531. Two further connecting pipes are listed here, 866131 and 866213, so check the fitment before ordering.

🚤 Compatibility

Typically suits:

• Volvo Penta TWD1620G
• Volvo Penta TWD1630G
• Volvo Penta TWD1630P
• Volvo Penta TWD1630V
• Volvo Penta TID162AG
• Volvo Penta TID162AGP
• Volvo Penta TID162AP
• Volvo Penta TID162APB

• Engine Family: TWD, TID

⚙️ Key Features

• 1.997 kg
• 8 applications across TWD and TID series engines
• Supersedes 865531
• Cooling System group
• Also supersedes Volvo part numbers 862028 and 864231

🔌 Function

Joins two sections of the coolant circuit, carrying coolant between them across a sealed, located junction.

⚠️ Common Signs of Failure

• Coolant weep or dried crust at either connection
• Coolant loss that only shows once the system is hot and pressurised
• Pipe corroded, pitted or thinned where it has been sitting wet
• Sealing rings found hard, flattened or split on removal
• A bright chafe line where the pipe has rubbed against a bracket

🛠️ Service Notes

• Renew the sealing rings at both ends and pressure test the system after fitting
• Fit the pipe loosely at both ends before tightening either, so the run is not pulled into strain

🔄 Supersession & Cross Reference

OEM Supersession Chain

• 866159 → Supersedes 865531 → Supersedes 864334

OEM / Related Numbers

• 865531 earlier number superseded by this part
• 864334 referenced in the part notes

📦 Condition

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