20405081 Pressure Pipe | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta Engine Oil Pump Pressure Pipe - Part Number: 20405081

Genuine Volvo Penta pressure pipe carrying lubricating oil from the oil pump to the pressure-control housing on D9-family engines. The rigid pipe is designed for full engine-oil pressure and must be installed with the specified seals and supports.

⚙️ Key Features

• Rigid high-pressure lubricating-oil pipe

• Connects oil pump 21736639 to the pressure-control circuit

• Confirmed on D9A2A, D9A-MH, TAD940GE and TAD941GE engines

• Uses the specified sealing ring at each connection

• Pipe alignment must remain stress-free after tightening

🔄 Supersession & Cross Reference

OEM Supersession Chain:

• 20405081 - current Volvo Penta oil-pressure pipe reference

OEM / Related Numbers:

• 21736639 - related oil pump

• 20412866 / 21125138 - related valve housings

• 3826265 - related reducing valve

• 21092243 / 8170558 - related sealing references

Aftermarket / Verified Equivalents:

• None confirmed

🚤 Compatibility

Commonly used on:

• Volvo Penta D9 lubricating-oil pressure systems

Typically suits:

• Engine / equipment models:

• D9A2A

• D9A-MH

• TAD940GE

• TAD941GE

• Engine Type: Volvo Penta 9-litre diesel

• Year / Serial Range: Oil-pump and valve-housing arrangement dependent

🔌 Function

Transfers pressurised engine oil from the pump to the main lubrication and pressure-regulation circuit.

Common signs of failure:

• Low engine-oil pressure

• Oil leakage at a pipe union

• Cracked pipe from vibration

• Damaged sealing ring

• Bearing or turbocharger damage caused by pressure loss

📦 Condition

• Genuine Volvo Penta part

• Brand new

• Supplied in original or equivalent packaging