# 3841237 Water Pipe | Genuine Volvo Penta Part

## 🔧 Product Description

Genuine Volvo Penta water pipe from the Cooling System group, weighing 1.241 kg and listed for 5 applications on D series engines. It is closely matched to water pipe 3841239 at 1.102 kg, which covers the same 5 applications, so the 139 gram difference is the only published separation between them and the part number is the safer guide.

## 🚤 Compatibility

Typically suits:

-   Volvo Penta D16C-A MG
-   Volvo Penta D16C-A MH
-   Volvo Penta D16C-B MH
-   Volvo Penta D16C-C MH
-   Volvo Penta D16C-D MH

-   **Engine Family:** D

## ⚙️ Key Features

-   1.241 kg
-   5 applications on D series engines
-   Cooling System group
-   Only 139 grams separate it from water pipe 3841239

## 🔌 Function

Carries cooling water between engine components as part of the cooling circuit.

## ⚠️ Common Signs of Failure

-   Coolant or raw water dripping from the pipe or a joint
-   Pipe corroded thin, pitted or perforated
-   Scale or salt build-up narrowing the bore
-   Coolant level falling with white or crusty deposits along the run
-   Overheating from restricted flow

## 🛠️ Service Notes

-   Renew the O-rings, seals or gaskets at each joint and check the mating faces
-   Confirm the pipe shape against your engine, since 3841239 is a near twin on paper
-   Pressure test and check for weeps once the engine is up to temperature

## 📦 Condition

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

## Details

- **Price:** 693.33 AUD
- **Vendor:** Volvo Penta
- **Type:** Hoses & Pipes
- **Tags:** Volvo Penta

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 693.33 AUD | In stock |

## Images

- 3841237 Water Pipe | Genuine Volvo Penta Part
- 3841237 Water Pipe | Genuine Volvo Penta Part - photo 2 of 2

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/3841237-water-pipe-genuine-volvo-penta)
> Updated: 2026-10-08