# 20460493 Valve | Genuine Volvo Penta Part

🔧 Product Description

  

Genuine Volvo Penta 300cm³ Air-Compressor Cylinder Valve - Part Number: 20460493

  

Cylinder valve controlling intake or discharge airflow within the 300cm³ air-compressor head.

  

⚙️ Key Features

  

• Genuine Volvo Penta 300cm³ air-compressor cylinder valve

• Designed for the pto-a 300cm³ air compressor

• Direct service replacement for Volvo Penta part number 20460493

• Cylinder valve controlling intake or discharge airflow within the 300cm³ air-compressor head

• Catalogued for TAD720VE, TAD721VE, TAD722VE

  

🔄 Supersession & Cross Reference

  

OEM Supersession Chain:

  

• 20460493 (Volvo Penta OEM reference)

  

OEM / Related Numbers:

  

• 20460500 - 300cm³ air compressor

• VOE20460493 - Volvo Construction Equipment prefixed number format

• 20460489 - application air-compressor variant; E.U. / exchange reference 20460495

• 20460490 - application air compressor; E.U. / exchange reference 20460487

• 20460500 - complete 300cm³ PTO-A air compressor

• 20460484 → 21018602 - application drive-gear chain

• 20460485 / 20460467 - application housing O-rings

• 20460491 - compressor unloader actuator

• 20460492 / 20460493 - 300cm³ head gasket and cylinder valve

• 20460497 / 20460498 / 20460499 - bushing, control piston and mounting gasket

• 20460483 → 22800854 - related compressor piston / service-kit chain

• 20460486 - application compressor repair kit

  

Aftermarket / Verified Equivalents:

  

• No aftermarket equivalent

  

🚤 Compatibility

  

Commonly used on:

  

• Volvo Penta D7D / TAD720-series industrial diesel installations

  

Typically suits:

  

• Engine models:

• TAD720VE

• TAD721VE

• TAD722VE

  

• HP Range: Approximately 237HP - 280HP

• Engine Type: 7.2-litre six-cylinder turbocharged industrial diesel

• Year Range: Approximately 1998 - 2006

  

🔌 Function

  

Cylinder valve controlling intake or discharge airflow within the 300cm³ air-compressor head.

  

Common signs of failure:

  

• Compressor output falls or pressure build-up becomes slow

• Abnormal knocking, rattling or mechanical noise

• Scoring, cracking, distortion or excessive running clearance

• Air, oil or coolant leakage associated with the internal failure

• Metal debris, overheating or seizure during compressor inspection

  

Service / Installation Notes:

  

• Inspect the complete compressor for bore, crank, bearing and valve damage rather than replacing one internal part in isolation

• Confirm that internal components are serviceable separately for the exact compressor version and serial number

  

📦 Condition

  

• Genuine Volvo Penta part

• Brand new

• Supplied in original or equivalent packaging

## Details

- **Price:** 1420.46 AUD
- **Vendor:** Volvo Penta
- **Tags:** Volvo Penta

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 1420.46 AUD | In stock |

## Images

- 20460493 Valve | Genuine Volvo Penta Part

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/20460493-valve-genuine-volvo-penta)
> Updated: 2026-08-16