# 840677 Plug | Genuine Volvo Penta Part

## 🔧 Product Description

Genuine Volvo Penta plug from the Cooling System group, weighing 0.027 kg and listed for 13 applications.

## 🚤 Compatibility

Typically suits:

-   Volvo Penta 2003
-   Volvo Penta 2003R
-   Volvo Penta 2003R SOLAS
-   Volvo Penta 2003TB SOLAS
-   Volvo Penta 2003D
-   Volvo Penta 2002AG
-   Volvo Penta 2002B
-   Volvo Penta 2002BG
-   Volvo Penta 2002D
-   Volvo Penta 2003B
-   Volvo Penta 2003B SOLAS
-   Volvo Penta 2003 SOLAS
-   Volvo Penta 2002

## ⚙️ Key Features

-   0.027 kg
-   13 published applications
-   Cooling System group

## 🔌 Function

Closes off a coolant passage or opening so coolant is contained and directed where it should go.

## ⚠️ Common Signs of Failure

-   Coolant weeping or seeping at the plug
-   Plug corroded, pitted or partly eaten away
-   Thread or drive damaged on removal
-   Crust or salt trails around the plug
-   Coolant level falling slowly

## 🛠️ Service Notes

-   Plug 840797 at 0.011 kg is installed in the cylinder head and plug 840781 at 0.003 kg is the smallest here, so check the size and location before ordering
-   Renew the sealing washer and clean the seat before fitting

## 📦 Condition

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

## Details

- **Price:** 41.48 AUD
- **Vendor:** Volvo Penta
- **Type:** Fasteners & Fixings
- **Tags:** Volvo Penta

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 41.48 AUD | In stock |

## Images

- 840677 Plug | Genuine Volvo Penta Part

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/840677-plug-genuine-volvo-penta)
> Updated: 2026-10-08