# 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

## Details

- **Price:** 269.1 AUD
- **Vendor:** Volvo Penta
- **Tags:** Volvo Penta

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 269.10 AUD | In stock |

## Images

- 20405081 Pressure Pipe | Genuine Volvo Penta Part

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/20405081-pressure-pipe-genuine-volvo-penta)
> Updated: 2026-07-30