# 20799622 Cap Plug | Genuine Volvo Penta Part

🔧 Product Description

  

Genuine Volvo Penta Cylinder-Head Cap Plug - Part Number: 20799622

  

Genuine service component used in the common-rail d5/d7 cylinder-head or cylinder-block service opening. It restores the original Volvo Penta dimensions, fit and operating relationship.

  

⚙️ Key Features

  

• Manufactured to the original Volvo Penta dimensional and material specification

• Maintains correct fit, alignment and service access in the designated assembly

• Designed for diesel-engine heat, vibration and operating-load exposure

• Direct replacement for a worn, damaged, missing or corroded original component

• Must be matched by part number, engine product and serial/configuration before installation

  

🔄 Supersession & Cross Reference

  

OEM Supersession Chain:

  

• 20799622 (OEM catalogue reference)

  

OEM / Related Numbers:

  

• Cylinder head/block casting, coolant/oil gallery and specified sealing compound or washer

  

Aftermarket / Verified Equivalents:

  

• No aftermarket equivalent

  

🚤 Compatibility

  

Commonly used on:

  

• Common-rail D5/D7 cylinder-head or cylinder-block service opening

  

Typically suits:

  

• Engine models:

• TAD550GE; TAD551GE; TAD560VE; TAD650VE; TAD660VE; TAD734GE; TAD750GE; TAD750VE; TAD751GE; TAD752GE; TAD753GE; TAD754GE; TAD760VE

• HP Range: Approximately 170-320 HP, depending on engine rating

• Engine Type: Four- and six-cylinder common-rail diesel

• Year Range: Approximately 2000s-2010s

  

🔌 Function

  

Restores the original component function and operating relationship within the designated Volvo Penta assembly.

  

Common signs of failure:

  

• Visible wear, corrosion, cracking or deformation

• Loose fit, abnormal movement or loss of alignment

• Noise, vibration or leakage from the surrounding assembly

• The connected system no longer operates to specification

  

📦 Condition

  

• Genuine Volvo Penta part

• Brand new

• Supplied in original or equivalent packaging

## Details

- **Price:** 71.51 AUD
- **Vendor:** Volvo Penta
- **Tags:** Volvo Penta

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 71.51 AUD | In stock |

## Images

- 20799622 Cap Plug | Genuine Volvo Penta Part

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/20799622-cap-plug-genuine-volvo-penta)
> Updated: 2026-08-01