# 20798043 Intermediate Tube | Genuine Volvo Penta Part

🔧 Product Description

  

Genuine Volvo Penta Thermostat Intermediate Tube - Part Number: 20798043

  

Genuine service component used in the engine thermostat housing and coolant outlet assembly. 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:

  

• 20798043 (OEM catalogue reference)

  

OEM / Related Numbers:

  

• 20450737; 20450739; 20412325 O-rings

• 20459009 cap

• 20460314 thermostat housing

• 20459961 sealing ring

• 20460312 thermostat

• 20450735 outlet pipe

• 20459195 plug

• 957189 and 20412341 gaskets

  

Aftermarket / Verified Equivalents:

  

• No aftermarket equivalent

  

🚤 Compatibility

  

Commonly used on:

  

• Engine thermostat housing and coolant outlet assembly

  

Typically suits:

  

• Engine models:

• D5A-B TA; D5A-T; D5A-TA; D7A-B TA; D7A-T; D7A-TA; D7C-B TA; D7C-TA; TD520GE; TAD520GE; TAD520VE; TAD530GE; TAD531GE; TAD532GE; TD720GE; TAD720GE; TAD720VE; TAD721GE; TAD721VE; TAD722GE; TAD722VE; TAD730GE; TAD731GE; TAD732GE; TAD733GE; TAD550GE; TAD551GE; TAD560VE; TAD650VE; TAD660VE; TAD734GE; TAD750GE; TAD750VE; TAD751GE; TAD752GE; TAD753GE; TAD754GE; TAD760VE

• HP Range: Approximately 100-320 HP, depending on engine rating

• Engine Type: Four- and six-cylinder liquid-cooled diesel

• Year Range: Approximately late 1990s-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:** 84.57 AUD
- **Vendor:** Volvo Penta
- **Tags:** Volvo Penta

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 84.57 AUD | In stock |

## Images

- 20798043 Intermediate Tube | Genuine Volvo Penta Part

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/20798043-intermediate-tube-genuine-volvo-penta)
> Updated: 2026-08-01