# 3860172 Housing | Genuine Volvo Penta Part

## 🔧 Product Description

Genuine Volvo Penta housing from the Cooling System group, weighing 1.506 kg. It is the heaviest cooling-side casting in this number range and carries no variant marking, so match it against your engine's own listing by part number.

## ⚙️ Key Features

-   1.506 kg
-   Cooling System group
-   Heaviest cooling-side casting in this range
-   No variant marking — order by part number

## 🔌 Function

Forms the cast passage and mounting face that routes coolant between the engine and its cooling components, and provides the sealed housing for the parts fitted inside it.

## ⚠️ Common Signs of Failure

-   Coolant or water seeping from the joint faces
-   White or green corrosion crusting around the ports
-   Internal passages furred with scale, causing overheating
-   Cracks or porosity showing after cleaning
-   Threads pulled or stripped in the bolt holes

## 🛠️ Service Notes

-   Renew the gaskets and O-rings on refitting and clean both faces back to bare metal
-   Check the rest of the raw-water side for the same scale or corrosion before closing up

## 📦 Condition

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

## Details

- **Price:** 440.25 AUD
- **Vendor:** Volvo Penta
- **Type:** Cooling System
- **Tags:** Volvo Penta

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 440.25 AUD | In stock |

## Images

- 3860172 Housing | Genuine Volvo Penta Part

---

> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/3860172-housing-genuine-volvo-penta)
> Updated: 2026-09-06