# 20791429 Flywheel Companion Flange | Genuine Volvo Penta Part

🔧 Product Description

  

Genuine Volvo Penta Flywheel Companion Flange - Part Number: 20791429

  

Application-specific flywheel companion flange used in the crankcase, timing housing, flywheel and rear engine installation on the listed Volvo Penta engines. Connects the engine flywheel to the driven equipment or companion coupling while maintaining concentric alignment.

  

⚙️ Key Features

  

• Genuine Volvo Penta flywheel companion flange

• Direct service replacement for part number 20791429

• Designed for the crankcase, timing housing, flywheel and rear engine installation

• Connects the engine flywheel to the driven equipment or companion coupling while maintaining concentric alignment

• Application family: 7-litre inline-six turbocharged industrial diesel; Approximately 2004 - 2015

  

🔄 Supersession & Cross Reference

  

OEM Supersession Chain:

  

• 20791429 (Volvo Penta OEM reference)

  

OEM / Related Numbers:

  

• VOE20791429 - Volvo CE prefixed number format

• 20791246 / 21009706 / 22037735 / 22425892 - crankcase references

• 20460004 - cylinder block

• 20460006 - block screws

• 20460001 - bushings

• 20405584 - guide sleeve

• 20838068 - crankshaft

• 20791429 - flywheel companion flange

• 20791446 - sealing kit

• 20791373 / 20792069 - guide tubes

• 20791465 / 20791507 / 20791610 - housing components

• 20405716 / 20405718 / 945065 - plugs

• 969011 - gasket

  

Aftermarket / Verified Equivalents:

  

• No aftermarket equivalent

  

🚤 Compatibility

  

Commonly used on:

  

• Volvo Penta TAD650/TAD660/TAD750/TAD760 engine-block and flywheel assemblies

  

Typically suits:

  

• Engine models:

• TAD650VE; TAD660VE; TAD750VE; TAD760VE

• TAD761VE; TAD762VE

  

• HP Range: Approximately 200HP - 300HP

• Engine Type: 7-litre inline-six turbocharged industrial diesel

• Year Range: Approximately 2004 - 2015

  

🔌 Function

  

Connects the engine flywheel to the driven equipment or companion coupling while maintaining concentric alignment.

  

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:** 333.94 AUD
- **Vendor:** Volvo Penta
- **Tags:** Volvo Penta

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 333.94 AUD | In stock |

## Images

- 20791429 Flywheel Companion Flange | Genuine Volvo Penta Part

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/20791429-flywheel-companion-flange-genuine-volvo-penta)
> Updated: 2026-08-01