# 23554205 Thermostat Housing | Genuine Volvo Penta Part

## 🔧 Product Description

Genuine Volvo Penta thermostat housing from the Cooling System group, weighing 1.021 kg and listed for two TWD series engine applications. It supersedes part number 22322741.

## 🚤 Compatibility

Typically suits:

-   Volvo Penta TWD1682-83GE
-   Volvo Penta TWD1672-1673GE

-   **Engine Family:** TWD

## ⚙️ Key Features

-   Thermostat housing from the Cooling System group
-   1.021 kg
-   Listed for two TWD series engine applications
-   Supersedes 22322741, an old number now covered by several separate parts

## 🔌 Function

Carries the thermostat and routes coolant either back round the engine or out to the heat exchanger as the engine reaches temperature.

## ⚠️ Common Signs of Failure

-   Engine slow to warm through, or running cold on the gauge
-   Overheating while the top hose stays cool
-   Coolant weeping from the housing joint or from a hairline crack
-   Corrosion or erosion found around the thermostat seat
-   Mating face found warped or pitted when the housing comes off

## 🛠️ Service Notes

-   22322741 is now replaced by several different parts, so identify which piece of the old assembly is actually needed before ordering
-   Renew the thermostat, its seal and the housing gasket while the housing is off

## 🔄 Supersession & Cross Reference

### OEM Supersession Chain

-   23554205 → Supersedes 22322741

## 📦 Condition

-   Genuine Volvo Penta part
-   Brand new
-   Supplied in original or equivalent packaging

## Details

- **Price:** 1056.2 AUD
- **Vendor:** Volvo Penta
- **Type:** Cooling System
- **Tags:** Volvo Penta

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 1056.20 AUD | In stock |

## Images

- 23554205 Thermostat Housing | Genuine Volvo Penta Part

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/23554205-thermostat-housing-genuine-volvo-penta)
> Updated: 2026-10-11