# 20784842 Intermediate Section | Genuine Volvo Penta Part

🔧 Product Description

  

Genuine Volvo Penta Intermediate Section - Part Number: 20784842

  

Application-specific intermediate section used in the front cover, flywheel housing, accessory drive and auxiliary piping on the listed Volvo Penta engines. Provides the structural intermediate connection between adjoining auxiliary-drive housings or covers.

  

⚙️ Key Features

  

• Genuine Volvo Penta intermediate section

• Direct service replacement for part number 20784842

• Designed for the front cover, flywheel housing, accessory drive and auxiliary piping

• Provides the structural intermediate connection between adjoining auxiliary-drive housings or covers

• Application family: Four- and six-cylinder turbocharged industrial diesel; Approximately 2000 - 2012

  

🔄 Supersession & Cross Reference

  

OEM Supersession Chain:

  

• 20784842 (Volvo Penta OEM reference)

  

OEM / Related Numbers:

  

• VOE20784842 - Volvo Construction Equipment prefixed number format

• 20459924 / 21090009 / 21134648 - flywheel references

• 21033328 - starter ring gear

• 20460089 - bearing flange

• 20450835 / 20405654 - flywheel screws

• 20460206 - oil pan

• 20742661 / 20405888 / 20405915 - gaskets

• 20405792 / 984734 / 994386 - flange screws

• 20459906 - banjo nipple

• 20775904 - fitting

• 20779978 - A/C compressor clutch

• 20793522 - A/C compressor V-belt

• 20788933 - flywheel-cover spacer

  

Aftermarket / Verified Equivalents:

  

• No aftermarket equivalent

  

🚤 Compatibility

  

Commonly used on:

  

• Volvo Penta D5A/D7A and TAD520/TAD720 auxiliary-engine installations

  

Typically suits:

  

• Engine models:

• D5A-B TA; D7A-B TA; TAD520VE; TAD720VE

• TAD721VE; TAD722VE

  

• HP Range: Approximately 140HP - 265HP

• Engine Type: Four- and six-cylinder turbocharged industrial diesel

• Year Range: Approximately 2000 - 2012

  

🔌 Function

  

Provides the structural intermediate connection between adjoining auxiliary-drive housings or covers.

  

Common signs of failure:

  

• Cracks, corrosion, impact damage or distortion

• Oil, coolant, air or fuel leakage around covers and joints

• Damaged threads, bearing bores or sealing faces

• Internal component misalignment, rubbing or abnormal noise

• Loose mounting hardware or fretting at the joint

  

Service / Installation Notes:

  

• Inspect all sealing faces, dowels and threaded holes before assembly.

• Renew the associated gaskets and seals and follow the specified tightening sequence.

  

📦 Condition

  

• Genuine Volvo Penta part

• Brand new

• Supplied in original or equivalent packaging

## Details

- **Price:** 78.01 AUD
- **Vendor:** Volvo Penta
- **Tags:** Volvo Penta

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 78.01 AUD | In stock |

## Images

- 20784842 Intermediate Section | Genuine Volvo Penta Part

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/20784842-intermediate-section-genuine-volvo-penta)
> Updated: 2026-08-01