1545084 Return Pipe | Genuine Volvo Penta Part

🔧 Product Description

This is the genuine Volvo Penta oil return pipe from the Lubricating and Oil System group, serving as the drain line that carries lubricating oil from the turbocharger back to the engine. This particular version is the variant for engines built with a low-mounted turbo, so it must be matched to that turbo arrangement rather than the high-mounted alternative. It suits the TD100, TD121, TID100, TAD1030 and TWD1030/1230 series industrial and marine diesel engines.

🚤 Compatibility

• Engine Family: TD, TWD, TID, TAD

Full model list at the end of this description.

⚙️ Key Features

• Genuine Volvo Penta OEM part number 1545084
• Configured for low-mounted turbo installations
• System group: Lubricating and Oil System
• Net weight: 0.394 kg
• Fits TD100, TD121, TID100, TAD1030 and TWD1030/1230 series diesel engines
• Engine type: Volvo Penta 10-litre turbocharged diesel

🔌 Function

The return pipe channels pressurised lubricating oil away from the turbocharger bearing housing and back into the engine crankcase or sump. Unrestricted flow through this line is essential to prevent oil backing up in the turbocharger.

⚠️ Common Signs of Failure

• Oil leaks or weeping at the pipe joints, flange or along the pipe body
• Cracked, split or chafed pipe after vibration and heat cycling
• Internal coking or sludge build-up restricting oil drainage
• Oil smoke from the exhaust or oil escaping past turbocharger seals due to a blocked return
• Corroded or distorted sealing faces preventing a leak-free connection

🛠️ Service Notes

• This is the low-mounted-turbo version of this return pipe - a separate pipe covers the high-mounted-turbo arrangement on the same engines, so confirm which turbo position is fitted before ordering
• Since it drains by gravity, make sure the run has no low spots or sag once refitted; a trapped section will hold oil back at the turbo rather than letting it drain away
• Renew the sealing washers or O-rings at both unions rather than reusing them

🔄 Supersession & Cross Reference

OEM / Related Numbers

• 941875 - connector
• 18677 - sealing gasket
• 479959 - elbow fitting
• 466328 - related rubber hose
• 876354 - related turbo connection gasket kit

📦 Condition

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

🔎 Full Model Compatibility

Typically suits:

• Volvo Penta TD100G-85, TD100G, TD100GG, TD100GGP, TD100HP, TD100HPB, TD100GG-85, TD100GP, TD100GP-85
• Volvo Penta TID100KG, TID100KGP, TID100K, TID100K-87, TID100KGP-87, TID100KP, TID100KP-87, TID100KPB-87
• Volvo Penta TAD1030V, TAD1030VE
• Volvo Penta TWD1230ME, TWD1230VE
• Volvo Penta TD1030VE
• Volvo Penta TD121G-87
• Volvo Penta TWD1030ME
• Volvo Penta TWD1031VE
• Volvo Penta TWD1231VE