22228891 Oil Return Pipe | Genuine Volvo Penta Part

🔧 Product Description

Turbocharger oil-drain pipe used on selected Volvo Penta D8 industrial engines. It routes oil from the turbocharger bearing housing back to the crankcase with the correct downhill profile.

🚤 Compatibility

Typically suits:

• Volvo Penta TAD552VE
• Volvo Penta TAD550-51VE
• Volvo Penta TAD540-42VE

• Engine Family: TAD
• Serial Range: SN-80600640

⚙️ Key Features

• D8 turbocharger oil-return application
• Rigid gravity-drain routing
• Factory flange and crankcase connection
• Heat-resistant construction
• Matched to turbocharger position and engine serial
• Engine type: 6-cylinder turbocharged industrial diesel

🔌 Function

Returns turbocharger bearing oil to the crankcase without pressure build-up in the turbo centre housing.

⚠️ Common Signs of Failure

• Restricted drain and blue smoke
• Cracked pipe
• Damaged flange
• Turbocharger seal leakage caused by drain back-pressure

🛠️ Service Notes

• Always fit new gaskets, O-rings or sealing washers — these joints see hot oil and a reused seal rarely holds
• Check the pipe is clear before it goes back on; if the bore is coked or sludged, renew it rather than trying to clean it out, because a restricted return backs oil up and pushes it past seals
• Route the pipe so it runs downhill to its outlet with no kinks, sags or strain, and do not spring it into place to make the flanges meet
• Clean the sealing faces without scoring them, and tighten the flange or union fasteners evenly to the figure in the workshop manual for your engine — these often thread into alloy and strip easily
• Run the engine up to temperature afterwards and check the joints while hot, since a marginal seal will often only weep once everything has expanded

📦 Condition

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